datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1998,12 0:30:00,31 ,       0,0.537624,0.022463,0.097483
twpcmbeC1.c1,1998,12 1:30:00,31 ,       0,0.077622,0.004288,0.014882
twpcmbeC1.c1,1998,12 2:30:00,31 ,       0,0.037753,0.002673,0.007535
twpcmbeC1.c1,1998,12 3:30:00,31 ,       0,0.021126,0.001028,0.003863
twpcmbeC1.c1,1998,12 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,1998,12 5:30:00,31 ,       0,1.467683,0.273889,0.340801
twpcmbeC1.c1,1998,12 6:30:00,31 ,11.34191,113.6341,35.44748,19.04386
twpcmbeC1.c1,1998,12 7:30:00,31 ,18.43906,220.9396,101.5053,44.01824
twpcmbeC1.c1,1998,12 8:30:00,31 ,19.13387,297.9902,163.5889, 72.8814
twpcmbeC1.c1,1998,12 9:30:00,31 ,24.21628,497.2615,234.3606,103.2019
twpcmbeC1.c1,1998,1210:30:00,31 ,10.98153,493.5086,274.2964,132.3576
twpcmbeC1.c1,1998,1211:30:00,31 ,17.80413,607.4469,279.9346,142.8292
twpcmbeC1.c1,1998,1212:30:00,31 ,38.05261,592.1285,259.3434,151.6913
twpcmbeC1.c1,1998,1213:30:00,31 ,35.60775,588.5582,226.5945,132.7806
twpcmbeC1.c1,1998,1214:30:00,31 ,31.69677,476.4349,213.7825,120.7497
twpcmbeC1.c1,1998,1215:30:00,31 ,5.829923,342.1974,172.4919,88.31926
twpcmbeC1.c1,1998,1216:30:00,31 ,5.007174,230.0627,112.9109,58.44021
twpcmbeC1.c1,1998,1217:30:00,31 ,0.588544,104.9998,45.53096,23.44029
twpcmbeC1.c1,1998,1218:30:00,31 ,       0,4.581782,1.913687,1.380737
twpcmbeC1.c1,1998,1219:30:00,31 ,       0,1.300981,0.041967,0.233663
twpcmbeC1.c1,1998,1220:30:00,31 ,       0,1.163773,0.037618,0.209006
twpcmbeC1.c1,1998,1221:30:00,31 ,       0,0.846018,0.027413,0.151928
twpcmbeC1.c1,1998,1222:30:00,31 ,       0,0.299336,0.018446,0.061697
twpcmbeC1.c1,1998,1223:30:00,31 ,       0,0.926376, 0.05663,0.207815