date,value
2000,208.4968974
2000,160.5328879
2002,292.3321976
2001,251.6346499
2002,257.5135771
2000,280.5287882
2002,195.5122557
2001,142.7192938
2002,51.47799284
2001,136.4384768
2002,321.5455618
2002,340.8281495
2002,130.9466336
2002,286.8816131
2000,176.4176712
2001,150.0037128
2000,197.7215175
2001,305.2651151
2001,115.5839981
2001,198.5466972
2002,135.5771092
2002,262.2642028
2001,146.5137898
2002,100.7217744
2002,307.4118429
2002,183.3339337
2002,137.0691326
2002,243.9383793
2001,86.83137214
2001,284.114423
2001,194.6109073
2002,222.8485575
2001,269.0836685
2002,263.6498678
2002,141.9210707
2000,136.6209948
2000,165.9668168
2002,-74.31511032
2002,335.3878377
2001,256.9765118
2000,156.3968699
2001,76.54635096
2000,211.4411524
2002,85.38760996
2002,258.6304837
2002,319.3656086
2002,44.27040391
2000,95.95428713
2001,105.5137981
2000,204.940937
2002,168.8783255
2001,133.4457303
2001,115.9420248
2001,318.3716388
2000,185.0529758
2002,23.77085763
2001,104.5309686
2002,178.4659497
2001,65.69920953
2002,224.9232276
2001,353.1720826
2002,352.5103937
2002,100.4976596
2001,262.7544883
2002,320.1315855
2000,147.2817322
2002,257.4599337
2002,113.8032144
2001,117.1322359
2001,262.9490431
2001,34.79418313
2001,200.7904755
2002,161.5282583
2001,216.4782181
2001,235.903581
2002,334.8055355
2002,-28.40462897
2001,259.6404954
2000,146.3087239
2002,377.0370575
2002,263.8179041
2002,-42.35546988
2000,234.5228736
2001,162.9298056
2001,326.0401303
2002,244.4557295
2000,289.8393967
2002,231.050691
2000,185.6270916
2001,217.0400562
2000,233.1733188
2000,168.6266924
2002,67.80298236
2002,225.2487353
2002,132.5723879
2000,276.3019917
2001,301.9152608
2002,85.22160659
2002,291.9140151
2002,122.4231766
2000,164.1858424
2001,-12.51757909
2002,364.7130522
2002,362.1798034
2000,242.8487277
2001,149.2189275
2000,250.9379606
2002,158.3533996
2001,138.7092058
2002,253.3304494
2002,144.9757234
2000,72.20396078
2002,219.5272559
2002,134.6323019
2002,89.75102376
2000,283.2522823
2001,278.4404473
2000,85.230187
2000,229.9301867
2001,65.01399632
2001,297.1591558
2001,216.3095206
2000,239.9552241
2002,379.3151119
2000,261.4090462
2000,175.8934445
2000,277.2232739
2002,184.9889427
2001,187.6245982
2002,179.1492148
2001,80.04527985
2002,227.1109639
2000,279.0223834
2001,158.1113357
2002,227.4581954
2001,293.3287564
2000,155.2869436
2002,290.9272223
2000,261.577609
2001,137.9238059
2001,110.8406592
2000,182.1599734
2000,233.3097023
2000,232.4654949
2000,266.2037164
2001,19.61896068
2002,310.2054732
2002,565.7785986
2001,143.8183958
2000,250.1691319
2000,179.6837376
2001,233.9101271
2001,164.7412837
2000,228.8558584
2002,137.5345718
2001,188.2074573
2000,156.5011947
2001,155.72949
2001,172.8608446
2002,158.4953604
2000,202.7568375
2002,434.4384007
2002,14.89312532
2000,282.049065
2002,116.6038789
2002,701.1076239
2000,255.764516
2000,54.52055825
2002,222.5568434
2001,178.7836109
2001,404.1838318
2000,75.59836591
2002,335.7867388
2000,188.021937
2000,106.6725667
2002,88.59645944
2002,334.4911434
2002,308.8227928
2001,98.87445255
2002,139.3041594
2000,143.0060368
2002,357.0434218
2000,39.42975856
2001,200.3437131
2002,402.6828173
2001,419.2625726
2001,76.98892296
2000,220.6703596
2000,84.80589751
2002,-133.7878417
2001,159.1013487
2002,221.1297277
2000,66.52701701
2002,36.15946532
2000,167.935579
2000,177.1136973
2000,223.5116122
2001,135.7563109
2001,131.5311888
2000,31.11532162
2002,267.8910308
2001,102.2021658
2000,261.3125672
2000,33.74883377
2001,83.74423595
2002,484.2443322
2001,403.9901334
2001,350.3402704
2000,240.3780517
2002,35.363135
2002,113.1600897
2000,168.8637489