datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2002,12 0:30:00,31 ,       0,0.015037,0.001266,0.003981
twpcmbeC1.c1,2002,12 1:30:00,31 ,       0,0.053397,0.003184,0.011184
twpcmbeC1.c1,2002,12 2:30:00,31 ,       0,0.047174,0.003041,0.011772
twpcmbeC1.c1,2002,12 3:30:00,31 ,       0,0.013029, 0.00063,0.002491
twpcmbeC1.c1,2002,12 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2002,12 5:30:00,31 ,0.065893,2.309237,1.051483,0.710643
twpcmbeC1.c1,2002,12 6:30:00,31 ,7.991925,34.53683,21.81306,6.249764
twpcmbeC1.c1,2002,12 7:30:00,31 ,5.822444,64.18739,23.85101,16.00726
twpcmbeC1.c1,2002,12 8:30:00,31 ,1.696023,86.60813,27.93362,19.79531
twpcmbeC1.c1,2002,12 9:30:00,31 ,1.985022,113.5864,37.72293,30.70024
twpcmbeC1.c1,2002,1210:30:00,31 , 1.78384,159.9632,48.53111,40.35757
twpcmbeC1.c1,2002,1211:30:00,31 ,2.185345,169.4341,47.17977,37.38388
twpcmbeC1.c1,2002,1212:30:00,31 ,1.429342,151.6819,59.99816,36.04297
twpcmbeC1.c1,2002,1213:30:00,31 ,1.946502,123.1768,54.43019, 33.0139
twpcmbeC1.c1,2002,1214:30:00,31 ,2.063509,111.9491, 48.8639,28.23774
twpcmbeC1.c1,2002,1215:30:00,31 ,1.993629,92.39336,39.86156,24.27956
twpcmbeC1.c1,2002,1216:30:00,31 ,1.363912,71.80171,31.03666,18.66054
twpcmbeC1.c1,2002,1217:30:00,31 ,6.604688,54.16246,24.00926,12.98272
twpcmbeC1.c1,2002,1218:30:00,31 ,0.095076, 21.4604,5.260845,3.833121
twpcmbeC1.c1,2002,1219:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2002,1220:30:00,31 ,       0,0.047994,0.003883,0.011481
twpcmbeC1.c1,2002,1221:30:00,31 ,       0, 0.01891, 0.00061,0.003396
twpcmbeC1.c1,2002,1222:30:00,31 ,       0,0.017878,0.001209, 0.00399
twpcmbeC1.c1,2002,1223:30:00,31 ,       0,0.020301,0.001369,0.004792