date,Turnover,RelSpread,Amihud,Roll
19800131,0.00403617,0.0388646,0.732661,0.017507
19800229,0.00690613,0.0379484,1.44483,0.0173733
19800331,0.00296357,0.0424678,1.54669,0.0163168
19800430,0.00171331,0.0422677,1.28291,1e-05
19800531,0.00243045,0.0376188,0.857035,0.01136
19800630,0.002985,0.0385084,0.851297,0.0146807
19800731,0.00215163,0.0394473,1.16167,0.005568
19800831,0.0020488,0.0368701,0.596856,0.0143863
19800930,0.00274884,0.0410212,1.09875,0.0102265
19801031,0.00293019,0.0336159,1.40835,0.0060294
19801130,0.00283329,0.0353116,1.21156,0.0095205
19801231,0.00245558,0.032763,0.965295,0.0095616
19810131,0.00335217,0.0504259,1.5885,0.0143567
19810228,0.00373455,0.0445231,1.59149,0.00857557
19810331,0.00707354,0.0397106,1.45797,0.0126522
19810430,0.00351542,0.0486754,1.33773,
19810531,0.00349262,0.0486906,1.95415,0.012639
19810630,0.00261009,0.0494024,1.16107,0.0142947
19810731,0.00362921,0.0485975,1.31626,0.013856
19810831,0.00424165,0.0415726,1.65349,0.0192992
19810930,0.00614088,0.0447166,1.13826,0.020464
19811031,0.00400824,0.0439257,1.4137,0.009479
19811130,0.00391568,0.0411212,1.64858,0.015015
19811231,0.00351198,0.0463122,1.29345,0.0073515
19820131,0.00444779,0.0466996,1.08209,0.015323
19820228,0.00443053,0.0460004,1.48797,0.0120393
19820331,0.00380891,0.0516664,1.4222,0.0159243
19820430,0.00257915,0.0603735,1.50446,0.0076885
19820531,0.00257294,0.0515441,2.26461,0.0112433
19820630,0.00408519,0.0478938,1.24793,0.013749
19820731,0.00235967,0.0498582,1.80272,0.0167937
19820831,0.00376947,0.0479245,2.06521,0.012855
19820930,0.00366626,0.0449989,1.29361,0.0112937
19821031,0.00335332,0.0482947,1.37942,0.0099725
19821130,0.00393912,0.0487545,1.35208,0.0308816
19821231,0.00596284,0.0504332,1.64686,0.0147054
19830131,0.00814992,0.0632808,1.82048,0.0231058
19830228,0.0152258,0.0500459,1.54968,0.018986
19830331,0.011293,0.0491627,1.39874,0.0221863
19830430,0.014002,0.0481834,2.49533,0.0262997
19830531,0.0109004,0.0435951,4.24769,0.0323923
19830630,0.0101202,0.0456498,0.965925,0.013595
19830731,0.00766759,0.0469605,0.853794,0.0126642
19830831,0.0149092,0.0454985,0.818119,0.0170185
19830930,0.0157433,0.0396943,0.778273,0.0127412
19831031,0.0147692,0.0366313,1.05962,0.0142345
19831130,0.0125556,0.0382951,0.866334,0.0179501
19831231,0.0164087,0.0329594,0.957797,0.0158635
19840131,0.0320465,0.0352888,0.90786,0.0176731
19840229,0.0235599,0.0357266,0.934193,0.0344272
19840331,0.0268666,0.03408,0.672872,0.0161772
19840430,0.0265652,0.0323291,0.493154,0.0134644
19840531,0.029497,0.0338485,0.710163,0.0239963
19840630,0.0175682,0.0502829,1.11176,0.0252747
19840731,0.0101684,0.047425,1.31391,0.0224947
19840831,0.0202212,0.0386352,0.87727,0.0237189
19840930,0.0175875,0.0393969,0.693462,0.017464
19841031,0.0302956,0.037251,0.677823,0.0187037
19841130,0.0359278,0.0288575,0.562938,0.0163425
19841231,0.0252225,0.0308711,0.411266,0.018775
19850131,0.0397737,0.0272753,0.635024,0.0226947
19850228,0.0343054,0.0274011,0.554843,0.0199771
19850331,0.0284909,0.0291602,0.719324,0.0147237
19850430,0.0191798,0.0280813,0.725665,0.0119393
19850531,0.0215786,0.0271054,0.859967,0.0143445
19850630,0.0188666,0.030125,0.998856,0.0158693
19850731,0.0170592,0.0315339,0.828235,0.0113073
19850831,0.0250338,0.0279385,0.795286,0.0121667
19850930,0.0316498,0.0266129,0.701067,0.0168018
19851031,0.0366664,0.0234776,0.604578,0.0172828
19851130,0.0397732,0.0237721,0.521937,0.0180599
19851231,0.0272267,0.0230884,0.580502,0.0171358
19860131,0.0303394,0.020869,0.405251,0.0188756
19860228,0.0253634,0.021433,0.501417,0.0232003
19860331,0.0195472,0.0244449,0.669603,0.0159494
19860430,0.0195097,0.0274446,0.756843,0.0275154
19860531,0.0137641,0.0357456,1.00595,0.0305806
19860630,0.0171234,0.0347764,0.943326,0.0170959
19860731,0.0106501,0.0340656,0.924502,0.0200144
19860831,0.0144178,0.0294189,0.887762,0.0169611
19860930,0.0162958,0.0291172,0.988501,0.0193171
19861031,0.0172698,0.0277846,0.957169,0.0174797
19861130,0.0192785,0.0267642,0.622511,0.0183279
19861231,0.0143152,0.0309043,1.07501,0.0262921
19870131,0.0140277,0.0284624,0.8202,0.0112079
19870228,0.0176066,0.0241601,0.590408,0.0154765
19870331,0.0211138,0.0247679,0.823989,0.0140311
19870430,0.0215419,0.0228707,0.835707,0.0140621
19870531,0.0152782,0.0298106,0.649938,0.0232195
19870630,0.0177076,0.0265831,0.642144,0.0150112
19870731,0.0206067,0.0270119,0.54892,0.0193076
19870831,0.0337252,0.0235386,0.427495,0.0181364
19870930,0.038655,0.023239,0.46106,0.02073
19871031,0.0336269,0.0330109,0.714216,0.0675561
19871130,0.0163305,0.046088,1.7759,0.0520241
19871231,0.0162601,0.0494351,1.41594,0.0299377
19880131,0.013696,0.0451844,1.24594,0.0269151
19880229,0.0137386,0.0428584,1.01725,0.0246126
19880331,0.0300315,0.0434801,1.04438,0.0188552
19880430,0.0236514,0.0442195,1.19818,0.030118
19880531,0.0141706,0.0543737,1.53937,0.0269346
19880630,0.0245306,0.0562737,1.73825,0.022303
19880731,0.0153487,0.0574115,1.26134,0.023099
19880831,0.0240927,0.0615783,1.49132,0.0248879
19880930,0.0245689,0.0633973,4.72853,0.0272336
19881031,0.0331761,0.056457,2.95928,0.0255584
19881130,0.0423224,0.0563754,2.05476,0.0227853
19881231,0.032579,0.0517957,1.31265,0.0225613
19890131,0.0823777,0.0469737,1.8056,0.0298484
19890228,0.0525514,0.0397585,0.668233,0.0211791
19890331,0.0401364,0.0436159,2.00014,0.0174111
19890430,0.0585527,0.0397076,0.891334,0.0235675
19890531,0.0511345,0.0365642,0.721476,0.0223399
19890630,0.0434957,0.0412085,0.709786,0.0185694
19890731,0.0272197,0.0452968,0.74589,0.0151929
19890831,0.0397521,0.0472344,0.614528,0.018503
19890930,0.0394811,0.0402453,2.80666,0.0196363
19891031,0.0298983,0.0495188,1.14843,0.0425755
19891130,0.0375937,0.0482139,2.09604,0.0176737
19891231,0.0393014,0.0441443,0.663474,0.0168801
19900131,0.0470775,0.0414213,0.985989,0.0212257
19900228,0.0639227,0.0389275,0.692912,0.021826
19900331,0.0623532,0.0383765,0.634018,0.0224422
19900430,0.0331371,0.0451596,0.674028,0.0225029
19900531,0.0318242,0.0430752,0.619282,0.0208304
19900630,0.027616,0.0419621,0.69649,0.0194922
19900731,0.0288627,0.0407766,1.69213,0.0143447
19900831,0.0458398,0.0497224,0.699171,0.0267772
19900930,0.0294242,0.0530681,1.25115,0.0213437
19901031,0.0262771,0.0613768,1.36136,0.0319073
19901130,0.0440212,0.0625607,2.29615,0.0251708
19901231,0.0515557,0.0570213,1.25208,0.0280839
19910131,0.0326501,0.0725731,2.73826,0.0366911
19910228,0.0457836,0.0555975,0.875684,0.0216444
19910331,0.039,0.0485469,1.23786,0.0255406
19910430,0.0334443,0.0561102,1.87797,0.022031
19910531,0.0403229,0.0439961,1.16859,0.0166402
19910630,0.0371711,0.0458765,0.875172,0.018819
19910731,0.0263807,0.0474552,1.78282,0.0196323
19910831,0.0370478,0.0460565,1.28591,0.0328389
19910930,0.0248278,0.0512699,1.04182,0.0189462
19911031,0.0327142,0.057073,1.52652,0.0239823
19911130,0.0431398,0.0612488,3.20219,0.0398399
19911231,0.0618731,0.0603998,3.63409,0.0327969
19920131,0.0526845,0.0506836,1.86353,0.0244115
19920229,0.0342964,0.0544619,3.72712,0.0190917
19920331,0.0476434,0.0517392,1.29132,0.01743
19920430,0.0370875,0.0558006,2.10117,0.0222962
19920531,0.0490344,0.050428,2.86071,0.0236306
19920630,0.0366742,0.0518989,1.70578,0.0221994
19920731,0.0339937,0.0595788,3.41505,0.0237262
19920831,0.0405945,0.0658586,2.59065,0.0399263
19920930,0.0428824,0.0703857,2.26211,0.0405496
19921031,0.0466314,0.0629558,1.83962,0.0294509
19921130,0.0475395,0.0619754,4.40143,0.0291009
19921231,0.0531262,0.063917,3.4333,0.0326326
19930131,0.0438114,0.0589179,2.00169,0.0247631
19930228,0.0805649,0.0497351,0.69506,0.0209158
19930331,0.0915915,0.0417209,0.52818,0.0203852
19930430,0.0812341,0.0369258,0.464702,0.0235878
19930531,0.0831881,0.0399614,0.809024,0.0249137
19930630,0.0681208,0.0451614,0.310452,0.0216097
19930731,0.0804919,0.0375208,3.02486,0.019129
19930831,0.132333,0.0331813,0.483955,0.0259747
19930930,0.0651459,0.037206,0.887565,0.0208109
19931031,0.0988546,0.0322744,0.396954,0.0181918
19931130,0.0700804,0.0321946,0.588126,0.0192403
19931231,0.0629903,0.0389742,2.45625,0.0199281
19940131,0.112735,0.0303273,0.292475,0.0182531
19940228,0.0765716,0.0310599,0.869309,0.0247814
19940331,0.0621108,0.0308001,0.273768,0.0193891
19940430,0.0476964,0.0310943,0.20697,0.0155206
19940531,0.0470133,0.0336587,0.419616,0.0188274
19940630,0.0423688,0.0403093,0.6584,0.0263294
19940731,0.0387377,0.0411374,0.436128,0.016548
19940831,0.0535582,0.0359635,0.428767,0.0180159
19940930,0.0427686,0.0394157,0.420865,0.0163354
19941031,0.0505019,0.0402075,0.484816,0.0189341
19941130,0.0491582,0.0374981,0.294291,0.0162446
19941231,0.0626958,0.0325098,0.332255,0.0175385
19950131,0.0609738,0.0370517,0.473297,0.0152538
19950228,0.0575042,0.0358325,0.284267,0.0142874
19950331,0.0387153,0.0411169,0.368789,0.0172633
19950430,0.0554991,0.037148,0.234198,0.0157479
19950531,0.0832592,0.0308245,0.369924,0.0163407
19950630,0.092839,0.0308482,0.302914,0.0169592
19950731,0.0590703,0.0324034,0.256099,0.0143063
19950831,0.0980016,0.0304404,0.193619,0.0156707
19950930,0.0812294,0.0282005,0.273048,0.015763
19951031,0.053783,0.0375933,0.478733,0.0191411
19951130,0.0618151,0.0362971,0.55102,0.0154494
19951231,0.0713351,0.0321444,0.230596,0.0159928
19960131,0.0925382,0.029791,0.233437,0.0159668
19960229,0.0996899,0.0294914,0.256896,0.0158624
19960331,0.0944951,0.032198,0.544734,0.0170113
19960430,0.0787827,0.0293348,0.363407,0.0176052
19960531,0.0712453,0.0285023,0.303908,0.0153253
19960630,0.0630179,0.0245612,0.371211,0.0153485
19960731,0.0399569,0.0330948,1.06589,0.0166955
19960831,0.0626557,0.0318011,0.419848,0.0170157
19960930,0.0666319,0.0308294,0.291734,0.014594
19961031,0.0847572,0.0257971,0.293086,0.0155237
19961130,0.0860868,0.0215451,0.18252,0.0156007
19961231,0.0733918,0.0264627,0.193534,0.0179001
19970131,0.117291,0.0262164,0.352124,0.0168478
19970228,0.0869026,0.0253378,0.271203,0.0180883
19970331,0.0625077,0.0299868,0.311004,0.019574
19970430,0.0621111,0.0320499,0.465648,0.0185037
19970531,0.0663225,0.0264492,0.258595,0.0181194
19970630,0.0496566,0.0293195,0.352725,0.0160219
19970731,0.0597152,0.028121,0.287704,0.016393
19970831,0.0661669,0.0300246,0.18988,0.0213155
19970930,0.0721553,0.0289727,0.21183,0.0204502
19971031,0.0987375,0.029935,0.17126,0.0363669
19971130,0.0482832,0.0376541,0.385375,0.0198203
19971231,0.0565221,0.0341714,0.343977,0.0182432
19980131,0.0433288,0.0402166,0.347149,0.0243274
19980228,0.0466508,0.0343856,0.271653,0.0179275
19980331,0.0744542,0.0307893,0.272818,0.0202447
19980430,0.0529,0.0293091,0.224105,0.017917
19980531,0.0501746,0.0292998,0.21309,0.0193554
19980630,0.0388433,0.0374558,0.428118,0.0212294
19980731,0.0299684,0.037892,0.415006,0.0186636
19980831,0.0409456,0.0482817,0.652275,0.0314786
19980930,0.0438788,0.0625568,0.891612,0.0390256
19981031,0.0524762,0.0588718,0.880502,0.0344418
19981130,0.0497681,0.0564443,0.89492,0.0305302
19981231,0.0456143,0.056762,0.554705,0.0333588
19990131,0.0586743,0.0451701,0.708009,0.0262879
19990228,0.0473188,0.0456586,0.578466,0.0248155
19990331,0.0655712,0.0463184,0.751815,0.0265902
19990430,0.0538588,0.0427897,0.438252,0.0226096
19990531,0.0597553,0.0423323,0.460901,0.0268538
19990630,0.0544384,0.0413509,0.514,0.0217018
19990731,0.0391552,0.0423191,0.48007,0.0211795
19990831,0.0567444,0.0422756,0.414478,0.0202506
19990930,0.0491823,0.0408738,0.323143,0.0184416
19991031,0.0326686,0.044806,0.526629,0.0239635
19991130,0.0758853,0.0416975,0.392157,0.0263234
19991231,0.071717,0.0383594,0.312649,0.0258874
20000131,0.0707589,0.0428718,0.601732,0.0298421
20000229,0.0988052,0.0434749,0.404684,0.0305692
20000331,0.083166,0.0424543,0.406057,0.029004
20000430,0.0442984,0.051008,0.665136,0.0378122
20000531,0.0528675,0.0470952,0.515928,0.0251658
20000630,0.0381518,0.0458387,0.563367,0.0223865
20000731,0.0459635,0.0438683,0.54285,0.021368
20000831,0.0863672,0.039373,0.488699,0.0283148
20000930,0.0547676,0.0436267,0.469568,0.0249522
20001031,0.0436407,0.0454543,0.475905,0.0313613
20001130,0.0441995,0.0481209,0.466364,0.0244674
20001231,0.0567878,0.0488039,0.541873,0.0395213
20010131,0.0609735,0.0431276,0.579022,0.0313434
20010228,0.0563878,0.0458402,0.427314,0.0255489
20010331,0.0642304,0.0488106,0.502936,0.0217125
20010430,0.0439775,0.0492334,0.606179,0.0246653
20010531,0.0515072,0.0452551,0.432764,0.0227992
20010630,0.0431721,0.0470295,0.674796,0.0242057
20010731,0.026809,0.0563794,0.674362,0.0197924
20010831,0.037727,0.0520671,0.751376,0.0163966
20010930,0.0466849,0.0649732,0.875985,0.0360342
20011031,0.0462053,0.060033,0.648101,0.0305739
20011130,0.0661883,0.051432,1.08132,0.0316637
20011231,0.0606622,0.0464434,0.647291,0.0253315
20020131,0.04874,0.0478925,0.389997,0.020844
20020228,0.0367742,0.0448963,0.582864,0.0161569
20020331,0.0374991,0.0426947,0.319408,0.0173445
20020430,0.0402981,0.040753,0.332182,0.0190413
20020531,0.0328872,0.04224,0.280684,0.0168239
20020630,0.0305664,0.0548987,0.554074,0.0289524
20020731,0.0307594,0.0647456,0.62741,0.0261564
20020831,0.0296155,0.0639863,0.628637,0.0213727
20020930,0.0325227,0.0604099,0.727933,0.0293525
20021031,0.0515573,0.0630344,0.730823,0.0300822
20021130,0.0491238,0.0581456,1.15009,0.0261829
20021231,0.0633729,0.0572684,0.83214,0.0293918
20030131,0.0470199,0.0527508,0.999711,0.0253145
20030228,0.0483336,0.0589641,0.66706,0.0194325
20030331,0.0509978,0.0531389,0.787388,0.025279
20030430,0.0541814,0.0535828,0.87164,0.0228411
20030531,0.0485986,0.0519678,0.509803,0.0199748
20030630,0.0654663,0.047036,0.422099,0.0200471
20030731,0.0331266,0.045928,0.563758,0.0192131
20030831,0.0515365,0.0413396,0.480117,0.0177118
20030930,0.0587227,0.0407414,0.40466,0.021267
20031031,0.0559804,0.0365903,0.425599,0.0155486
20031130,0.045739,0.0343371,0.266583,0.0184805
20031231,0.0624636,0.0295292,0.312086,0.0163035
20040131,0.0919058,0.0325023,0.563934,0.0156008
20040229,0.0842153,0.030749,0.320606,0.0215644
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