Compare commits

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
σ	0.000
min	5.082
max	5.082

AST compact size (parser)

Factor

compact size MiB

phase=parser

*mean*	4.988
σ	0.000
min	4.988
max	4.988

AST compact size (processProdDef Decls)

Factor

compact size MiB

phase=processProdDef Decls

*mean*	4.863-5.395=-0.531
σ	0.000
min	4.863-5.395=-0.531
max	4.863-5.395=-0.531

AST compact size (processProdDef)

Factor

compact size MiB

phase=processProdDef

*mean*	446.102-446.633=-0.531
σ	0.000
min	446.102-446.633=-0.531
max	446.102-446.633=-0.531

AST compact size (renaming)

Factor

compact size MiB

phase=renaming

*mean*	5.238
σ	0.000
min	5.238
max	5.238

AST compact size (type checker)

Factor

compact size MiB

phase=type checker

*mean*	6.395
σ	0.000
min	6.395
max	6.395

Aggregation: measureAggregations

Factor

allocated MiB

peak allocated MiB

time_s

cache=n

dps=1

iters=10

policies=100

*mean*	54.697-54.718=-0.021
σ	0.362-0.363=-0.000
min	54.558-54.574=-0.017
max	55.728-55.750=-0.022

*mean*	416.900-414.000=2.900
σ	0.316-0.000=0.316
min	416.000-414.000=2.000
max	417.000-414.000=3.000

*mean*	0.139-0.140=-0.001
σ	0.005-0.004=0.000
min	0.133-0.135=-0.002
max	0.147-0.147=-0.000

cache=y

dps=1

iters=10

policies=100

*mean*	43.782-43.777=0.005
σ	0.006-0.008=-0.002
min	43.774-43.764=0.010
max	43.795-43.788=0.007

*mean*	417.000-414.000=3.000
σ	0.000
min	417.000-414.000=3.000
max	417.000-414.000=3.000

*mean*	0.142-0.122=0.021
σ	0.005-0.003=0.002
min	0.131-0.119=0.012
max	0.153-0.129=0.024

CSV - indexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

op=column_set() on indexed

*mean*	36.605-36.604=0.001
σ	0.000-0.000=0.000
min	36.605-36.604=0.001
max	36.606-36.605=0.001

*mean*	4224.125-4433.625=-209.500
σ	1971.011-2227.963=-256.951
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	12.296-13.471=-1.175
σ	0.401-3.713=-3.312
min	12.033-11.869=0.164
max	13.235-22.582=-9.347

op=column_set() on indexed, repeat

*mean*	36.605-36.605=0.001
σ	0.000-0.000=0.000
min	36.605-36.604=0.001
max	36.606-36.605=0.001

*mean*	4450.250-4612.500=-162.250
σ	2240.781-2259.436=-18.655
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	140.186-170.741=-30.555
σ	360.364-443.250=-82.885
min	12.622-11.457=1.165
max	1032.041-1267.700=-235.658

op=table_records(), no indexes

*mean*	41.940-41.939=0.000
σ	0.002-0.002=0.000
min	41.938-41.938=0.000
max	41.943-41.942=0.001

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	11.056-10.978=0.078
σ	0.134-0.161=-0.027
min	10.864-10.715=0.149
max	11.285-11.252=0.033

op=table_records(), repeat

*mean*	41.925-41.925=0.001
σ	0.001-0.000=0.001
min	41.924-41.924=0.000
max	41.929-41.925=0.003

*mean*	4224.125-4205.250=18.875
σ	1971.011-1956.238=14.773
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	11.644-11.557=0.087
σ	1.317-1.348=-0.030
min	10.789-10.781=0.008
max	14.828-14.853=-0.025

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

*mean*	27.634-27.633=0.001
σ	0.137-0.136=0.000
min	27.585-27.584=0.001
max	27.972-27.971=0.001

*mean*	4224.125-4205.250=18.875
σ	1971.011-1956.238=14.773
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	9.015-8.672=0.343
σ	1.294-0.595=0.699
min	8.056-8.247=-0.191
max	12.076-10.084=1.992

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

*mean*	26.385-26.384=0.001
σ	0.000-0.000=-0.000
min	26.385-26.384=0.001
max	26.385-26.384=0.001

*mean*	4224.125-4205.250=18.875
σ	1971.011-1956.238=14.773
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	6.935-6.811=0.124
σ	1.069-0.438=0.631
min	6.028-6.526=-0.498
max	9.500-7.854=1.646

op=vertical_lookup_row_list() on 2 indexed

*mean*	25.663-25.662=0.001
σ	0.004-0.004=0.000
min	25.662-25.661=0.001
max	25.674-25.673=0.001

*mean*	4450.250-4612.500=-162.250
σ	2240.781-2259.436=-18.655
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	6.298-6.562=-0.264
σ	0.636-1.038=-0.402
min	5.781-5.837=-0.056
max	7.698-8.742=-1.045

op=vertical_lookup_row_list() on 3 (1 unindexed)

*mean*	25.962-25.961=0.002
σ	0.001-0.001=-0.000
min	25.962-25.961=0.002
max	25.964-25.962=0.001

*mean*	4450.250-4612.500=-162.250
σ	2240.781-2259.436=-18.655
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	5.987-6.476=-0.488
σ	0.510-1.033=-0.523
min	5.593-5.768=-0.175
max	7.204-8.648=-1.444

CSV - loading a lazy table

Factor

allocated MiB

peak allocated MiB

time (ms)

op=load_product(), no indexes

*mean*	1021.599-1021.608=-0.009
σ	0.002-0.002=-0.000
min	1021.597-1021.606=-0.009
max	1021.602-1021.611=-0.009

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	350.182-344.629=5.554
σ	2.832-2.737=0.095
min	346.961-341.147=5.815
max	355.885-349.284=6.601

op=load_product(), with indexes

*mean*	3495.846-3495.854=-0.008
σ	0.455-0.454=0.001
min	3495.685-3495.694=-0.009
max	3496.971-3496.977=-0.006

*mean*	3794.250-3776.125=18.125
σ	2329.428-2313.289=16.139
min	721.000-720.000=1.000
max	7440.000-7411.000=29.000

*mean*	2074.253-1711.212=363.041
σ	983.512-532.300=451.212
min	1390.213-1392.306=-2.093
max	3887.437-2735.992=1151.445

CSV - unindexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

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

*mean*	107.841-107.841=0.001
σ	0.000-0.000=0.000
min	107.841-107.840=0.001
max	107.842-107.841=0.001

*mean*	4224.125-4205.250=18.875
σ	1971.011-1956.238=14.773
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	133.361-131.435=1.925
σ	12.969-6.371=6.599
min	124.166-126.238=-2.071
max	163.772-141.087=22.685

op=column_set() on unindexed, dense, repeat

*mean*	62.069-62.068=0.000
σ	0.001-0.001=-0.000
min	62.065-62.065=0.001
max	62.069-62.069=-0.000

*mean*	4224.125-4433.625=-209.500
σ	1971.011-2227.963=-256.951
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	42.694-143.906=-101.211
σ	1.230-286.993=-285.763
min	41.012-40.819=0.193
max	44.248-854.171=-809.924

op=vertical_lookup_list() repeated on unindexed missing Int

*mean*	40.927-40.926=0.001
σ	0.002-0.002=-0.000
min	40.926-40.925=0.001
max	40.930-40.929=0.000

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	22.281-119.577=-97.297
σ	1.225-275.996=-274.770
min	21.452-21.760=-0.308
max	25.079-802.631=-777.552

op=vertical_lookup_row_list() on unindexed small unique Int

*mean*	71.294-71.294=0.001
σ	0.002-0.002=-0.000
min	71.293-71.292=0.001
max	71.297-71.296=0.001

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	105.392-58.326=47.066
σ	140.721-8.367=132.354
min	54.895-54.787=0.108
max	453.655-79.002=374.653

CSV - warmup

Factor

allocated MiB

peak allocated MiB

time (ms)

op=table_records()

*mean*	4646.842-4646.842=0.000
σ	0.013-0.013=-0.000
min	4646.837-4646.837=0.000
max	4646.875-4646.875=0.000

*mean*	4224.125-4205.250=18.875
σ	1971.011-1956.238=14.773
min	1482.000-1481.000=1.000
max	7440.000-7411.000=29.000

*mean*	3433.684-3349.914=83.770
σ	615.672-815.206=-199.534
min	2513.022-2485.074=27.948
max	4190.805-4720.669=-529.864

op=vertical_lookup_list() on indexed

*mean*	1973.830-1973.829=0.001
σ	0.002-0.002=-0.000
min	1973.829-1973.827=0.001
max	1973.833-1973.831=0.001

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	1243.099-947.686=295.413
σ	855.182-73.599=781.583
min	905.994-902.274=3.720
max	3355.814-1092.746=2263.068

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

*mean*	905.084-905.083=0.001
σ	0.002
min	905.082-905.080=0.001
max	905.087-905.086=0.001

*mean*	7440.000-7411.000=29.000
σ	0.000
min	7440.000-7411.000=29.000
max	7440.000-7411.000=29.000

*mean*	409.418-388.543=20.875
σ	42.381-6.075=36.306
min	391.235-374.203=17.032
max	514.156-393.561=120.595

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*	476.000-477.000=-1.000
σ	0.000-0.926=-0.926
min	476.000
max	476.000-478.000=-2.000

*mean*	354.991-389.258=-34.268
σ	18.661-13.533=5.129
min	328.502-371.977=-43.475
max	382.274-407.686=-25.411

op=pointedIndexFromKvs

rows=400000

*mean*	308.493
σ	0.001
min	308.493
max	308.497

*mean*	562.875-565.000=-2.125
σ	0.354-0.000=0.354
min	562.000-565.000=-3.000
max	563.000-565.000=-2.000

*mean*	730.687-774.213=-43.526
σ	53.828-48.137=5.691
min	618.838-679.649=-60.811
max	802.723-848.256=-45.534

Marine Hull: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

datapoints=1

iterations=20

*mean*	964.558-964.531=0.027
σ	1.880-1.820=0.059
min	963.837-963.826=0.011
max	972.509-972.228=0.281

*mean*	1056.550-1038.400=18.150
σ	308.669-307.991=0.678
min	558.000-542.000=16.000
max	1512.000-1535.000=-23.000

*mean*	1.288-1.285=0.002
σ	0.153-0.167=-0.014
min	1.184-1.176=0.007
max	1.797-1.899=-0.102

Parser: Comma Sep

Factor

allocated MiB

peak allocated MiB

time (ms)

name=ambiguous_item.art

*mean*	0.913
σ	0.020
min	0.903
max	0.949

*mean*	402.000-401.000=1.000
σ	0.000
min	402.000-401.000=1.000
max	402.000-401.000=1.000

*mean*	0.392-0.376=0.016
σ	0.503-0.439=0.064
min	0.136-0.147=-0.011
max	1.289-1.158=0.131

name=error_case.art

*mean*	2.346-2.346=-0.000
σ	0.012
min	2.340-2.340=-0.000
max	2.368-2.368=-0.000

*mean*	402.000-401.000=1.000
σ	0.000
min	402.000-401.000=1.000
max	402.000-401.000=1.000

*mean*	0.477-0.430=0.047
σ	0.322-0.197=0.126
min	0.323-0.330=-0.007
max	1.054-0.782=0.272

name=heavy_item.art

*mean*	1.523
σ	0.002
min	1.522
max	1.526

*mean*	402.000-401.000=1.000
σ	0.000
min	402.000-401.000=1.000
max	402.000-401.000=1.000

*mean*	0.220-0.221=-0.001
σ	0.020-0.027=-0.007
min	0.193-0.201=-0.007
max	0.250-0.268=-0.018

name=nested_use.art

*mean*	2.364-2.364=-0.000
σ	0.002
min	2.363-2.363=-0.000
max	2.367-2.367=-0.000

*mean*	402.000-401.000=1.000
σ	0.000
min	402.000-401.000=1.000
max	402.000-401.000=1.000

*mean*	0.352-0.354=-0.002
σ	0.013-0.071=-0.057
min	0.338-0.312=0.025
max	0.368-0.480=-0.111

Parser: Real World

Factor

allocated MiB

peak allocated MiB

time (sec)

name=aon_gpf25_7k_loc.art

*mean*	964.978-964.979=-0.001
σ	0.009
min	964.973-964.974=-0.001
max	964.995-964.996=-0.001

*mean*	435.800-430.400=5.400
σ	6.017-0.894=5.122
min	430.000
max	442.000-432.000=10.000

*mean*	0.646-0.587=0.059
σ	0.054-0.033=0.021
min	0.592-0.550=0.042
max	0.721-0.615=0.107

name=cdr_enhanced_4k_loc.art

*mean*	886.000-886.001=-0.001
σ	0.002
min	885.999-886.000=-0.001
max	886.003-886.004=-0.001

*mean*	442.000-439.000=3.000
σ	0.000
min	442.000-439.000=3.000
max	442.000-439.000=3.000

*mean*	0.622-0.437=0.184
σ	0.019-0.054=-0.035
min	0.598-0.381=0.217
max	0.642-0.521=0.121

Parser: Record Parsing

Factor

allocated MiB

peak allocated MiB

time (ms)

name=record_render_large_success.art

*mean*	7.719
σ	0.002
min	7.718
max	7.722

*mean*	442.000-439.000=3.000
σ	0.000
min	442.000-439.000=3.000
max	442.000-439.000=3.000

*mean*	3.601-2.723=0.878
σ	0.095-0.133=-0.038
min	3.434-2.044=1.390
max	3.982-3.069=0.914

name=record_render_large_syntax_err.art

*mean*	7.667
σ	0.002
min	7.666
max	7.670

*mean*	442.000-439.000=3.000
σ	0.000
min	442.000-439.000=3.000
max	442.000-439.000=3.000

*mean*	3.573-2.630=0.943
σ	0.082-0.114=-0.032
min	3.430-2.472=0.959
max	3.813-3.250=0.563

name=record_render_success.art

*mean*	2.290
σ	0.002
min	2.290
max	2.294

*mean*	442.000-439.000=3.000
σ	0.000
min	442.000-439.000=3.000
max	442.000-439.000=3.000

*mean*	0.542-0.307=0.235
σ	0.016-0.025=-0.009
min	0.516-0.287=0.229
max	0.641-0.533=0.108

name=record_render_syntax_err.art

*mean*	2.166
σ	0.002
min	2.165
max	2.169

*mean*	442.000-439.000=3.000
σ	0.000
min	442.000-439.000=3.000
max	442.000-439.000=3.000

*mean*	0.520-0.294=0.226
σ	0.012-0.012=0.000
min	0.499-0.278=0.221
max	0.593-0.345=0.248

Revision Creation

Factor

allocated MiB

peak allocated MiB

time_s

number of threads=8

revision count=1000

*mean*	11.122-12.022=-0.900
σ	11.054-11.863=-0.809
min	0.573-0.574=-0.000
max	93.458-116.997=-23.538

*mean*	462.096-460.722=1.374
σ	18.068-20.209=-2.141
min	407.000
max	474.000-479.000=-5.000

*mean*	0.026-0.027=-0.001
σ	0.027-0.029=-0.002
min	0.001-0.001=-0.000
max	0.228-0.286=-0.057

SoV import

Factor

allocated MiB

peak allocated MiB

time_s

iters=10

rows=1000

*mean*	279.115-278.924=0.191
σ	1.061-0.979=0.081
min	278.668-278.414=0.254
max	282.126-281.690=0.436

*mean*	441.000-446.900=-5.900
σ	15.839-20.469=-4.630
min	417.000
max	469.000-481.000=-12.000

*mean*	0.574-0.588=-0.014
σ	0.017-0.013=0.004
min	0.550-0.577=-0.027
max	0.609-0.615=-0.006

Timed compile per phase

Factor

allocated MiB

peak allocated MiB

time (ms)

phase=buildDeclTree

*mean*	106.546-169.257=-62.711
σ	0.000-0.000=0.000
min	106.546-169.257=-62.711
max	106.546-169.257=-62.711

*mean*	822.625-872.000=-49.375
σ	49.627-0.000=49.627
min	727.000-872.000=-145.000
max	849.000-872.000=-23.000

*mean*	147.454-203.481=-56.027
σ	8.855-14.752=-5.898
min	136.383-191.898=-55.515
max	159.536-238.348=-78.812

phase=macro expansion

*mean*	5.894-5.899=-0.005
σ	0.001-0.000=0.001
min	5.894-5.899=-0.006
max	5.897-5.899=-0.002

*mean*	809.250-872.000=-62.750
σ	58.717-0.000=58.717
min	702.000-872.000=-170.000
max	849.000-872.000=-23.000

*mean*	8.114-7.504=0.610
σ	1.272-1.748=-0.476
min	6.007-5.794=0.213
max	9.189-9.381=-0.193

phase=parser

*mean*	1042.132-1042.131=0.001
σ	0.000-0.000=0.000
min	1042.132-1042.131=0.001
max	1042.133-1042.131=0.001

*mean*	809.250-872.000=-62.750
σ	58.717-0.000=58.717
min	702.000-872.000=-170.000
max	849.000-872.000=-23.000

*mean*	543.920-480.352=63.568
σ	85.614-113.134=-27.520
min	438.604-372.916=65.689
max	619.291-594.489=24.802

phase=processProdDef

*mean*	2241.192-2243.719=-2.527
σ	0.001-0.000=0.001
min	2241.192-2243.719=-2.527
max	2241.194-2243.719=-2.525

*mean*	822.625-872.000=-49.375
σ	49.627-0.000=49.627
min	727.000-872.000=-145.000
max	849.000-872.000=-23.000

*mean*	2832.647-2675.743=156.903
σ	271.527-458.047=-186.520
min	2484.471-1966.708=517.763
max	3215.030-3317.970=-102.941

phase=renaming

*mean*	21.430-21.436=-0.007
σ	0.000
min	21.430-21.436=-0.007
max	21.430-21.436=-0.007

*mean*	809.250-872.000=-62.750
σ	58.717-0.000=58.717
min	702.000-872.000=-170.000
max	849.000-872.000=-23.000

*mean*	39.555-34.807=4.748
σ	8.904-6.501=2.404
min	19.814-24.490=-4.676
max	47.772-42.145=5.626

phase=type checker

*mean*	958.466-958.596=-0.130
σ	0.047-0.047=0.000
min	958.439-958.573=-0.134
max	958.568-958.698=-0.130

*mean*	809.250-872.000=-62.750
σ	58.717-0.000=58.717
min	702.000-872.000=-170.000
max	849.000-872.000=-23.000

*mean*	658.988-663.722=-4.733
σ	15.184-39.957=-24.773
min	633.058-624.801=8.257
max	673.435-730.320=-56.885

Workflow: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

iters=5

new-facts=1

prior-facts=1

*mean*	282.856-282.360=0.496
σ	0.035-0.035=0.000
min	282.804-282.309=0.495
max	282.890-282.397=0.493

*mean*	444.800-439.000=5.800
σ	1.095-2.739=-1.643
min	444.000-437.000=7.000
max	446.000-442.000=4.000

*mean*	0.383-0.380=0.003
σ	0.009-0.006=0.004
min	0.373-0.375=-0.001
max	0.397-0.388=0.010

iters=5

new-facts=1

prior-facts=6402

*mean*	1268.047-1267.610=0.437
σ	0.113-0.108=0.005
min	1267.948-1267.462=0.486
max	1268.235-1267.766=0.469

*mean*	1094.000-1086.800=7.200
σ	169.951-164.544=5.408
min	892.000-889.000=3.000
max	1326.000-1309.000=17.000

*mean*	2.004-2.149=-0.145
σ	0.096-0.234=-0.138
min	1.886-1.875=0.011
max	2.108-2.523=-0.415

iters=5

new-facts=6402

prior-facts=1

*mean*	1507.022-1506.521=0.502
σ	2.957-2.928=0.029
min	1505.478-1505.016=0.462
max	1512.299-1511.746=0.554

*mean*	626.000-623.200=2.800
σ	87.164-87.311=-0.147
min	496.000-493.000=3.000
max	728.000-725.000=3.000

*mean*	2.198-2.164=0.034
σ	0.110-0.083=0.028
min	2.118-2.100=0.018
max	2.392-2.304=0.087

iters=5

new-facts=6402

prior-facts=6402

*mean*	1830.056-1829.574=0.482
σ	0.048-0.040=0.008
min	1829.984-1829.515=0.468
max	1830.109-1829.613=0.495

*mean*	1722.200-1726.800=-4.600
σ	191.061-173.092=17.969
min	1458.000-1478.000=-20.000
max	1896.000-1887.000=9.000

*mean*	3.025-3.023=0.002
σ	0.344-0.258=0.086
min	2.814-2.867=-0.054
max	3.638-3.479=0.158

newProductH/cdr_auton/broker

Factor

time_s

iterations=5

*mean*	1.773-1.682=0.090
σ	0.091-0.215=-0.124
min	1.623-1.325=0.298
max	1.862-1.866=-0.003

policy addition benchmark

Factor

allocated MiB

db queries

peak allocated MiB

time

policies=2

*mean*	405.942-393.867=12.076
σ	509.285-509.607=-0.322
min	151.295-139.060=12.235
max	1169.870-1158.277=11.593

*mean*	101.750-99.750=2.000
σ	7.500
min	98.000-96.000=2.000
max	113.000-111.000=2.000

*mean*	444.000-440.000=4.000
σ	0.000
min	444.000-440.000=4.000
max	444.000-440.000=4.000

*mean*	0.498-0.490=0.008
σ	0.482-0.498=-0.016
min	0.254-0.231=0.023
max	1.221-1.238=-0.017

policies=20

*mean*	1513.143-1390.723=122.420
σ	0.274-0.165=0.109
min	1512.962-1390.601=122.361
max	1513.548-1390.965=122.583

*mean*	980.000-960.000=20.000
σ	0.000
min	980.000-960.000=20.000
max	980.000-960.000=20.000

*mean*	450.500-445.750=4.750
σ	10.376-11.500=-1.124
min	444.000-440.000=4.000
max	466.000-463.000=3.000

*mean*	2.498-2.309=0.189
σ	0.010-0.020=-0.010
min	2.485-2.290=0.195
max	2.510-2.329=0.181

policies=200

*mean*	15140.022-13915.906=1224.116
σ	0.122-0.105=0.017
min	15139.867-13915.806=1224.060
max	15140.161-13916.049=1224.113

*mean*	9800.000-9600.000=200.000
σ	0.000
min	9800.000-9600.000=200.000
max	9800.000-9600.000=200.000

*mean*	495.250-494.750=0.500
σ	4.272-4.113=0.159
min	490.000-491.000=-1.000
max	500.000

*mean*	25.160-23.380=1.780
σ	0.093-0.150=-0.057
min	25.091-23.251=1.840
max	25.289-23.578=1.711