datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,02 0:30:00,28 ,       0,0.331374,0.039436,0.099172
twpcmbeC1.c1,2003,02 1:30:00,28 ,       0, 0.69742,0.101123,0.203099
twpcmbeC1.c1,2003,02 2:30:00,28 ,       0,0.387357,0.046263, 0.10083
twpcmbeC1.c1,2003,02 3:30:00,28 ,       0,  0.3756,0.046043,0.111062
twpcmbeC1.c1,2003,02 4:30:00,28 ,       0,0.248974,0.026629,0.069816
twpcmbeC1.c1,2003,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,02 6:30:00,28 ,0.745098, 38.6312,20.45808,9.754064
twpcmbeC1.c1,2003,02 7:30:00,28 ,1.617825,130.9585,68.99657,36.58081
twpcmbeC1.c1,2003,02 8:30:00,28 ,2.402641,218.2541,87.55599, 48.8916
twpcmbeC1.c1,2003,02 9:30:00,28 ,3.296565,244.4904,135.6075,64.88032
twpcmbeC1.c1,2003,0210:30:00,28 ,37.63021,277.3716, 161.953,86.55251
twpcmbeC1.c1,2003,0211:30:00,28 ,11.98313,397.0811,204.1814,114.6522
twpcmbeC1.c1,2003,0212:30:00,28 ,3.810364,367.1973,164.7815,112.7466
twpcmbeC1.c1,2003,0213:30:00,28 , 14.1879, 332.419, 146.345,94.99044
twpcmbeC1.c1,2003,0214:30:00,28 ,13.08745,364.1503,131.2231,91.01117
twpcmbeC1.c1,2003,0215:30:00,28 ,7.978424,276.5742,112.4325,77.94749
twpcmbeC1.c1,2003,0216:30:00,28 ,8.075948,177.5607,87.44424,50.06886
twpcmbeC1.c1,2003,0217:30:00,28 ,3.593727,115.1047,44.80221,31.86778
twpcmbeC1.c1,2003,0218:30:00,28 ,1.192211,28.27184,11.84315,6.487136
twpcmbeC1.c1,2003,0219:30:00,28 ,       0,0.216022,0.012026,0.046022
twpcmbeC1.c1,2003,0220:30:00,28 ,       0,0.520981,0.054491, 0.12919
twpcmbeC1.c1,2003,0221:30:00,28 ,       0,0.536754,0.065053,0.154573
twpcmbeC1.c1,2003,0222:30:00,28 ,       0,0.310614,0.011093,  0.0587
twpcmbeC1.c1,2003,0223:30:00,28 ,       0,0.522183,0.086961,0.152032