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AST compact size (buildDeclTree)

Factor

compact size MiB

phase=buildDeclTree

*mean*	0.203
σ	0.000
min	0.203
max	0.203

AST compact size (macro expansion)

Factor

compact size MiB

phase=macro expansion

*mean*	5.082-5.301=-0.219
σ	0.000
min	5.082-5.301=-0.219
max	5.082-5.301=-0.219

AST compact size (parser)

Factor

compact size MiB

phase=parser

*mean*	4.988-5.176=-0.188
σ	0.000
min	4.988-5.176=-0.188
max	4.988-5.176=-0.188

AST compact size (processProdDef Decls)

Factor

compact size MiB

phase=processProdDef Decls

*mean*	5.395-5.676=-0.281
σ	0.000
min	5.395-5.676=-0.281
max	5.395-5.676=-0.281

AST compact size (processProdDef)

Factor

compact size MiB

phase=processProdDef

*mean*	446.633-446.883=-0.250
σ	0.000
min	446.633-446.883=-0.250
max	446.633-446.883=-0.250

AST compact size (renaming)

Factor

compact size MiB

phase=renaming

*mean*	5.238-5.488=-0.250
σ	0.000
min	5.238-5.488=-0.250
max	5.238-5.488=-0.250

AST compact size (type checker)

Factor

compact size MiB

phase=type checker

*mean*	6.395-6.645=-0.250
σ	0.000
min	6.395-6.645=-0.250
max	6.395-6.645=-0.250

Aggregation: measureAggregations

Factor

allocated MiB

peak allocated MiB

time_s

cache=n

dps=1

iters=10

policies=100

*mean*	54.715-54.775=-0.060
σ	0.366-0.362=0.004
min	54.581-54.624=-0.043
max	55.757-55.805=-0.048

*mean*	419.000-417.000=2.000
σ	0.000
min	419.000-417.000=2.000
max	419.000-417.000=2.000

*mean*	0.139-0.140=-0.001
σ	0.005-0.005=0.001
min	0.133-0.133=-0.000
max	0.149-0.147=0.002

cache=y

dps=1

iters=10

policies=100

*mean*	43.777-43.774=0.003
σ	0.008-0.005=0.003
min	43.769-43.768=0.000
max	43.791-43.782=0.010

*mean*	419.000-417.000=2.000
σ	0.000
min	419.000-417.000=2.000
max	419.000-417.000=2.000

*mean*	0.122-0.125=-0.003
σ	0.004-0.004=0.000
min	0.117-0.122=-0.005
max	0.131-0.132=-0.001

CSV - indexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

op=column_set() on indexed

*mean*	36.604-36.617=-0.013
σ	0.000-0.000=-0.000
min	36.604-36.617=-0.013
max	36.605-36.618=-0.013

*mean*	4423.250-4426.750=-3.500
σ	2226.591-2229.361=-2.770
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	13.185-12.858=0.327
σ	3.521-2.057=1.465
min	11.736-12.048=-0.312
max	21.890-17.945=3.945

op=column_set() on indexed, repeat

*mean*	36.605-36.617=-0.013
σ	0.000-0.000=-0.000
min	36.604-36.617=-0.013
max	36.605-36.618=-0.013

*mean*	4604.625-4607.125=-2.500
σ	2257.706-2260.359=-2.653
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	122.168-172.347=-50.179
σ	306.101-451.667=-145.567
min	12.604-11.452=1.152
max	879.694-1290.151=-410.456

op=table_records(), no indexes

*mean*	41.939-41.948=-0.009
σ	0.002-0.002=0.000
min	41.938-41.946=-0.008
max	41.942-41.950=-0.008

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	11.011-10.918=0.093
σ	0.156-0.161=-0.005
min	10.870-10.732=0.137
max	11.326-11.212=0.113

op=table_records(), repeat

*mean*	41.924-41.933=-0.009
σ	0.000-0.000=-0.000
min	41.924-41.933=-0.009
max	41.925-41.934=-0.009

*mean*	4194.625-4197.250=-2.625
σ	1953.890-1955.872=-1.982
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	11.555-11.635=-0.080
σ	1.665-1.896=-0.231
min	10.692-10.573=0.119
max	15.640-16.293=-0.654

op=vertical_lookup_list() on indexed, after table_records()

*mean*	27.633-27.655=-0.022
σ	0.136-0.136=0.000
min	27.584-27.606=-0.022
max	27.971-27.993=-0.022

*mean*	4194.625-4197.250=-2.625
σ	1953.890-1955.872=-1.982
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	9.153-9.070=0.083
σ	1.225-1.246=-0.021
min	8.419-7.941=0.478
max	12.076-12.047=0.029

op=vertical_lookup_list() on indexed, after table_records(), repeat

*mean*	26.384-26.406=-0.022
σ	0.000-0.000=0.000
min	26.384-26.406=-0.022
max	26.384-26.406=-0.022

*mean*	4194.625-4197.250=-2.625
σ	1953.890-1955.872=-1.982
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	7.094-7.064=0.030
σ	1.016-0.935=0.081
min	6.561-6.358=0.203
max	9.593-9.338=0.255

op=vertical_lookup_row_list() on 2 indexed

*mean*	25.662-25.681=-0.019
σ	0.004-0.003=0.001
min	25.661-25.680=-0.019
max	25.673-25.688=-0.015

*mean*	4604.625-4607.125=-2.500
σ	2257.706-2260.359=-2.653
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	6.686-6.603=0.083
σ	1.293-1.256=0.037
min	5.866-5.829=0.037
max	9.164-9.281=-0.116

op=vertical_lookup_row_list() on 3 (1 unindexed)

*mean*	25.961-25.984=-0.024
σ	0.001-0.000=0.000
min	25.961-25.984=-0.024
max	25.962-25.985=-0.023

*mean*	4604.625-4607.125=-2.500
σ	2257.706-2260.359=-2.653
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	6.430-6.440=-0.010
σ	1.251-1.113=0.138
min	5.780-5.799=-0.018
max	9.325-8.891=0.434

CSV - loading a lazy table

Factor

allocated MiB

peak allocated MiB

time (ms)

op=load_product(), no indexes

*mean*	1021.608-1021.627=-0.019
σ	0.002
min	1021.606-1021.625=-0.019
max	1021.611-1021.630=-0.019

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	350.740-344.867=5.872
σ	5.569-2.709=2.861
min	346.110-340.599=5.511
max	363.379-350.007=13.373

op=load_product(), with indexes

*mean*	3495.855-3495.878=-0.024
σ	0.454-0.469=-0.015
min	3495.694-3495.713=-0.019
max	3496.978-3497.038=-0.060

*mean*	3769.000-3770.625=-1.625
σ	2309.691-2311.744=-2.052
min	720.000
max	7405.000-7412.000=-7.000

*mean*	1774.776-1791.875=-17.099
σ	624.181-676.060=-51.879
min	1404.636-1393.812=10.824
max	2790.531-2976.511=-185.980

CSV - unindexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

op=column_set() on unindexed, dense, minor warmup

*mean*	107.841-107.854=-0.013
σ	0.000-0.000=-0.000
min	107.840-107.854=-0.013
max	107.841-107.854=-0.013

*mean*	4194.625-4197.250=-2.625
σ	1953.890-1955.872=-1.982
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	135.782-135.361=0.421
σ	16.846-18.142=-1.296
min	125.574-126.646=-1.072
max	175.735-179.994=-4.259

op=column_set() on unindexed, dense, repeat

*mean*	62.068-62.082=-0.013
σ	0.001-0.000=0.001
min	62.065-62.081=-0.016
max	62.069-62.082=-0.013

*mean*	4423.250-4426.750=-3.500
σ	2226.591-2229.361=-2.770
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	154.243-175.303=-21.060
σ	315.834-372.240=-56.406
min	40.802-42.343=-1.541
max	935.884-1096.547=-160.663

op=vertical_lookup_list() repeated on unindexed missing Int

*mean*	40.926-40.948=-0.022
σ	0.002
min	40.925-40.947=-0.022
max	40.929-40.951=-0.022

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	86.514-85.566=0.949
σ	182.960-180.439=2.520
min	21.598-21.535=0.063
max	539.315-532.129=7.186

op=vertical_lookup_row_list() on unindexed small unique Int

*mean*	71.294-71.308=-0.014
σ	0.002-0.002=-0.000
min	71.292-71.307=-0.014
max	71.296-71.311=-0.014

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	58.952-58.456=0.496
σ	9.371-7.463=1.908
min	55.355-55.299=0.056
max	82.135-76.897=5.238

CSV - warmup

Factor

allocated MiB

peak allocated MiB

time (ms)

op=table_records()

*mean*	4646.842-4646.850=-0.008
σ	0.013-0.013=-0.000
min	4646.837-4646.845=-0.008
max	4646.875-4646.883=-0.008

*mean*	4194.625-4197.250=-2.625
σ	1953.890-1955.872=-1.982
min	1484.000
max	7405.000-7412.000=-7.000

*mean*	3183.626-3291.877=-108.251
σ	651.927-772.359=-120.431
min	2516.221-2536.392=-20.171
max	4084.253-4766.366=-682.112

op=vertical_lookup_list() on indexed

*mean*	1973.829-1973.851=-0.022
σ	0.002
min	1973.827-1973.849=-0.022
max	1973.831-1973.853=-0.022

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	990.085-976.424=13.661
σ	99.766-70.880=28.886
min	935.134-934.328=0.806
max	1209.817-1115.353=94.464

op=vertical_lookup_list() on unindexed missing Int, minor warmup

*mean*	905.083-905.105=-0.022
σ	0.002
min	905.080-905.102=-0.022
max	905.086-905.108=-0.022

*mean*	7405.000-7412.000=-7.000
σ	0.000
min	7405.000-7412.000=-7.000
max	7405.000-7412.000=-7.000

*mean*	395.108-389.299=5.809
σ	4.498-4.073=0.425
min	384.433-381.658=2.775
max	399.583-394.035=5.549

CSV internal benchmark: pointedIndexFromKvs

Factor

allocated MiB

peak allocated MiB

time (ms)

op=pointedIndexFromKvs

rows=200000

*mean*	148.144
σ	0.001
min	148.144
max	148.148

*mean*	475.750-476.500=-0.750
σ	0.463-0.535=-0.072
min	475.000-476.000=-1.000
max	476.000-477.000=-1.000

*mean*	360.737-370.320=-9.583
σ	28.872-42.517=-13.645
min	312.338-310.166=2.172
max	397.176-432.362=-35.186

op=pointedIndexFromKvs

rows=400000

*mean*	308.493
σ	0.001
min	308.493
max	308.497

*mean*	563.000
σ	0.000
min	563.000
max	563.000

*mean*	717.300-752.255=-34.955
σ	60.229-77.115=-16.887
min	614.365-605.470=8.896
max	811.328-827.691=-16.363

Marine Hull: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

datapoints=1

iterations=20

*mean*	964.563-963.971=0.592
σ	1.880-1.820=0.060
min	963.842-963.263=0.579
max	972.515-971.667=0.848

*mean*	1059.450-1041.250=18.200
σ	319.719-306.388=13.331
min	553.000-583.000=-30.000
max	1534.000-1490.000=44.000

*mean*	1.317-1.256=0.061
σ	0.174-0.086=0.088
min	1.182-1.177=0.006
max	1.734-1.500=0.234

Parser: Comma Sep

Factor

allocated MiB

peak allocated MiB

time (ms)

name=ambiguous_item.art

*mean*	0.913-0.913=0.001
σ	0.020-0.020=-0.000
min	0.903-0.903=0.001
max	0.949-0.949=0.000

*mean*	402.000
σ	0.000
min	402.000
max	402.000

*mean*	0.284-0.290=-0.007
σ	0.275-0.289=-0.015
min	0.131-0.143=-0.012
max	0.770-0.805=-0.035

name=error_case.art

*mean*	2.346-2.340=0.006
σ	0.012
min	2.340-2.334=0.006
max	2.368-2.362=0.006

*mean*	402.000
σ	0.000
min	402.000
max	402.000

*mean*	0.469-0.479=-0.010
σ	0.334-0.323=0.010
min	0.303-0.319=-0.016
max	1.066-1.057=0.009

name=heavy_item.art

*mean*	1.523-1.523=0.001
σ	0.002-0.002=-0.000
min	1.522-1.521=0.001
max	1.526-1.525=0.001

*mean*	402.000
σ	0.000
min	402.000
max	402.000

*mean*	0.223-0.224=-0.000
σ	0.026-0.023=0.003
min	0.204-0.212=-0.008
max	0.268-0.265=0.003

name=nested_use.art

*mean*	2.364-2.358=0.006
σ	0.002
min	2.363-2.357=0.006
max	2.367-2.361=0.006

*mean*	402.000
σ	0.000
min	402.000
max	402.000

*mean*	0.331-0.337=-0.005
σ	0.019-0.018=0.001
min	0.314-0.322=-0.008
max	0.360-0.368=-0.009

Parser: Real World

Factor

allocated MiB

peak allocated MiB

time (sec)

name=aon_gpf25_7k_loc.art

*mean*	964.979-964.971=0.008
σ	0.009-0.011=-0.001
min	964.974-964.965=0.008
max	964.996-964.989=0.006

*mean*	431.000-431.400=-0.400
σ	0.000-0.894=-0.894
min	431.000
max	431.000-433.000=-2.000

*mean*	0.601-0.567=0.034
σ	0.012-0.032=-0.020
min	0.585-0.535=0.050
max	0.612-0.611=0.002

name=cdr_enhanced_4k_loc.art

*mean*	886.001-885.898=0.103
σ	0.002-0.002=-0.000
min	886.000-885.897=0.103
max	886.004-885.901=0.103

*mean*	431.000-438.000=-7.000
σ	0.000
min	431.000-438.000=-7.000
max	431.000-438.000=-7.000

*mean*	0.487-0.491=-0.004
σ	0.029-0.037=-0.008
min	0.445-0.439=0.006
max	0.524-0.525=-0.001

Parser: Record Parsing

Factor

allocated MiB

peak allocated MiB

time (ms)

name=record_render_large_success.art

*mean*	7.719-7.710=0.009
σ	0.002
min	7.718-7.709=0.009
max	7.722-7.713=0.009

*mean*	431.000-438.000=-7.000
σ	0.000
min	431.000-438.000=-7.000
max	431.000-438.000=-7.000

*mean*	2.674-2.539=0.135
σ	0.124-0.098=0.026
min	2.439-2.404=0.035
max	3.139-3.003=0.136

name=record_render_large_syntax_err.art

*mean*	7.667-7.658=0.009
σ	0.002
min	7.666-7.657=0.009
max	7.670-7.661=0.009

*mean*	431.000-438.000=-7.000
σ	0.000
min	431.000-438.000=-7.000
max	431.000-438.000=-7.000

*mean*	2.250-2.561=-0.311
σ	0.352-0.075=0.277
min	1.879-2.421=-0.542
max	3.011-2.812=0.199

name=record_render_success.art

*mean*	2.290-2.290=0.001
σ	0.002
min	2.290-2.289=0.001
max	2.294-2.293=0.001

*mean*	431.000-438.000=-7.000
σ	0.000
min	431.000-438.000=-7.000
max	431.000-438.000=-7.000

*mean*	0.307-0.319=-0.011
σ	0.008-0.063=-0.055
min	0.294-0.293=0.001
max	0.350-0.859=-0.509

name=record_render_syntax_err.art

*mean*	2.166-2.165=0.001
σ	0.002
min	2.165-2.164=0.001
max	2.169-2.168=0.001

*mean*	431.000-438.000=-7.000
σ	0.000
min	431.000-438.000=-7.000
max	431.000-438.000=-7.000

*mean*	0.298-0.296=0.002
σ	0.037-0.030=0.007
min	0.280-0.282=-0.003
max	0.651-0.583=0.068

Revision Creation

Factor

allocated MiB

peak allocated MiB

time_s

number of threads=8

revision count=1000

*mean*	11.389-11.277=0.112
σ	11.554-11.250=0.304
min	0.577-0.574=0.003
max	91.887-87.117=4.770

*mean*	461.260-463.153=-1.893
σ	18.755-19.657=-0.902
min	408.000-407.000=1.000
max	479.000-481.000=-2.000

*mean*	0.026-0.026=0.000
σ	0.028-0.028=0.000
min	0.001-0.001=0.000
max	0.220-0.215=0.005

SoV import

Factor

allocated MiB

peak allocated MiB

time_s

iters=10

rows=1000

*mean*	279.138-278.696=0.442
σ	1.036-1.026=0.009
min	278.751-278.276=0.475
max	282.083-281.613=0.471

*mean*	443.300-447.900=-4.600
σ	14.697-18.526=-3.829
min	425.000-427.000=-2.000
max	468.000-474.000=-6.000

*mean*	0.583-0.574=0.009
σ	0.020-0.021=-0.001
min	0.546-0.538=0.008
max	0.624-0.618=0.005

Timed compile per phase

Factor

allocated MiB

peak allocated MiB

time (ms)

phase=buildDeclTree

*mean*	169.257-173.738=-4.481
σ	0.000-0.000=0.000
min	169.257-173.738=-4.481
max	169.257-173.738=-4.481

*mean*	848.000-843.000=5.000
σ	0.000
min	848.000-843.000=5.000
max	848.000-843.000=5.000

*mean*	216.337-238.469=-22.132
σ	20.876-17.911=2.966
min	192.759-201.816=-9.058
max	246.195-255.304=-9.109

phase=macro expansion

*mean*	5.896-6.133=-0.237
σ	0.000
min	5.896-6.133=-0.237
max	5.896-6.133=-0.237

*mean*	848.000-842.375=5.625
σ	0.000-1.768=-1.768
min	848.000-838.000=10.000
max	848.000-843.000=5.000

*mean*	6.280-9.505=-3.225
σ	1.122-0.922=0.200
min	5.765-7.467=-1.703
max	9.045-10.769=-1.725

phase=parser

*mean*	1042.138-1042.432=-0.294
σ	0.000-0.000=-0.000
min	1042.137-1042.431=-0.294
max	1042.138-1042.432=-0.294

*mean*	848.000-842.375=5.625
σ	0.000-1.768=-1.768
min	848.000-838.000=10.000
max	848.000-843.000=5.000

*mean*	434.834-582.195=-147.361
σ	106.623-44.156=62.467
min	372.726-475.461=-102.735
max	615.136-612.229=2.906

phase=processProdDef

*mean*	2243.714-2243.979=-0.265
σ	0.000
min	2243.714-2243.979=-0.265
max	2243.714-2243.979=-0.265

*mean*	848.000-843.000=5.000
σ	0.000
min	848.000-843.000=5.000
max	848.000-843.000=5.000

*mean*	2819.547-3021.548=-202.001
σ	192.113-273.924=-81.811
min	2537.270-2540.386=-3.117
max	3042.462-3432.652=-390.190

phase=renaming

*mean*	21.436-21.671=-0.235
σ	0.000
min	21.436-21.671=-0.235
max	21.436-21.671=-0.235

*mean*	848.000-842.375=5.625
σ	0.000-1.768=-1.768
min	848.000-838.000=10.000
max	848.000-843.000=5.000

*mean*	35.698-38.001=-2.303
σ	4.997-4.755=0.242
min	32.535-26.482=6.052
max	47.778-40.560=7.218

phase=type checker

*mean*	958.600-989.752=-31.152
σ	0.047-0.066=-0.019
min	958.577-989.654=-31.077
max	958.702-989.841=-31.140

*mean*	848.000-842.375=5.625
σ	0.000-1.768=-1.768
min	848.000-838.000=10.000
max	848.000-843.000=5.000

*mean*	663.013-738.642=-75.629
σ	17.641-92.270=-74.629
min	635.864-673.731=-37.867
max	678.844-902.726=-223.883

Workflow: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

iters=5

new-facts=1

prior-facts=1

*mean*	282.856-282.393=0.462
σ	0.038-0.036=0.002
min	282.800-282.337=0.463
max	282.892-282.424=0.468

*mean*	440.800-444.400=-3.600
σ	3.834-0.548=3.286
min	438.000-444.000=-6.000
max	445.000

*mean*	0.379-0.383=-0.004
σ	0.003-0.006=-0.003
min	0.376-0.378=-0.001
max	0.384-0.393=-0.009

iters=5

new-facts=1

prior-facts=6402

*mean*	1268.131-1267.095=1.036
σ	0.076-0.091=-0.015
min	1268.051-1266.995=1.056
max	1268.237-1267.243=0.994

*mean*	1090.800-1114.800=-24.000
σ	168.035-171.647=-3.612
min	891.000-899.000=-8.000
max	1320.000-1338.000=-18.000

*mean*	2.220-1.998=0.222
σ	0.168-0.119=0.049
min	2.034-1.864=0.170
max	2.450-2.111=0.339

iters=5

new-facts=6402

prior-facts=1

*mean*	1507.030-1506.139=0.891
σ	2.942-2.961=-0.019
min	1505.498-1504.648=0.851
max	1512.281-1511.426=0.855

*mean*	625.200-630.000=-4.800
σ	86.436-90.777=-4.341
min	496.000-505.000=-9.000
max	726.000-730.000=-4.000

*mean*	2.186-2.375=-0.190
σ	0.079-0.352=-0.273
min	2.118-2.058=0.060
max	2.303-2.870=-0.567

iters=5

new-facts=6402

prior-facts=6402

*mean*	1830.073-1829.112=0.961
σ	0.059-0.074=-0.015
min	1830.004-1829.033=0.971
max	1830.130-1829.220=0.910

*mean*	1720.600-1762.800=-42.200
σ	189.639-213.393=-23.755
min	1453.000-1490.000=-37.000
max	1892.000-1967.000=-75.000

*mean*	2.990-3.193=-0.203
σ	0.315-0.329=-0.014
min	2.652-2.830=-0.178
max	3.501-3.639=-0.138

newProductH/cdr_auton/broker

Factor

time_s

iterations=5

*mean*	1.744-1.682=0.062
σ	0.100-0.192=-0.093
min	1.587-1.414=0.173
max	1.838-1.875=-0.038

policy addition benchmark

Factor

allocated MiB

db queries

peak allocated MiB

time

policies=2

*mean*	406.197-397.698=8.499
σ	509.796-518.051=-8.254
min	151.294-138.670=12.625
max	1170.891-1174.774=-3.883

*mean*	101.750-97.750=4.000
σ	7.500
min	98.000-94.000=4.000
max	113.000-109.000=4.000

*mean*	439.000-444.000=-5.000
σ	0.000
min	439.000-444.000=-5.000
max	439.000-444.000=-5.000

*mean*	0.511-0.489=0.021
σ	0.510-0.491=0.019
min	0.250-0.241=0.009
max	1.276-1.226=0.050

policies=20

*mean*	1513.150-1386.838=126.312
σ	0.273-0.164=0.109
min	1512.971-1386.725=126.246
max	1513.555-1387.082=126.473

*mean*	980.000-940.000=40.000
σ	0.000
min	980.000-940.000=40.000
max	980.000-940.000=40.000

*mean*	443.000-444.000=-1.000
σ	4.619-0.000=4.619
min	439.000-444.000=-5.000
max	447.000-444.000=3.000

*mean*	2.500-2.332=0.168
σ	0.012-0.015=-0.003
min	2.484-2.316=0.168
max	2.510-2.352=0.158

policies=200

*mean*	15140.026-13876.855=1263.171
σ	0.118-0.096=0.022
min	15139.878-13876.779=1263.100
max	15140.163-13876.994=1263.169

*mean*	9800.000-9400.000=400.000
σ	0.000
min	9800.000-9400.000=400.000
max	9800.000-9400.000=400.000

*mean*	491.000-493.750=-2.750
σ	4.243-5.679=-1.436
min	487.000-488.000=-1.000
max	496.000-500.000=-4.000

*mean*	25.280-23.589=1.691
σ	0.076-0.254=-0.178
min	25.178-23.322=1.856
max	25.361-23.916=1.445