datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,02 0:30:00,28 ,       0,0.573265,0.034932,0.114314
twpcmbeC1.c1,2003,02 1:30:00,28 ,       0, 0.85867,0.113601,0.231958
twpcmbeC1.c1,2003,02 2:30:00,28 ,       0,0.560343,0.043895,0.140796
twpcmbeC1.c1,2003,02 3:30:00,28 ,       0,0.232049, 0.02235,0.060301
twpcmbeC1.c1,2003,02 4:30:00,28 ,       0,0.142107,0.010331,0.031491
twpcmbeC1.c1,2003,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,02 6:30:00,28 ,       0, 8.16816,2.280489,2.814514
twpcmbeC1.c1,2003,02 7:30:00,28 ,0.086946, 188.818, 86.0119,72.68497
twpcmbeC1.c1,2003,02 8:30:00,28 ,0.126597,416.6589,214.1578,163.9357
twpcmbeC1.c1,2003,02 9:30:00,28 ,0.598328,601.8342,281.6843,224.6966
twpcmbeC1.c1,2003,0210:30:00,28 ,2.658295,778.2834,331.5778,254.6261
twpcmbeC1.c1,2003,0211:30:00,28 ,0.721603,905.4072,343.0842,273.3749
twpcmbeC1.c1,2003,0212:30:00,28 ,0.461243,947.2809,338.6531,333.2023
twpcmbeC1.c1,2003,0213:30:00,28 ,0.417572,893.2055,325.5625,332.1526
twpcmbeC1.c1,2003,0214:30:00,28 ,0.069092,768.8738,234.6931,272.9699
twpcmbeC1.c1,2003,0215:30:00,28 ,       0,538.3256,154.3762,179.7372
twpcmbeC1.c1,2003,0216:30:00,28 ,0.027206,374.0545,92.93618,111.3484
twpcmbeC1.c1,2003,0217:30:00,28 ,       0,131.5464,19.72381, 32.9671
twpcmbeC1.c1,2003,0218:30:00,28 ,0.000019,7.077308,0.613892, 1.53674
twpcmbeC1.c1,2003,0219:30:00,28 ,       0, 0.07834,0.003648,0.015312
twpcmbeC1.c1,2003,0220:30:00,28 ,       0,0.397863,0.029856,0.083153
twpcmbeC1.c1,2003,0221:30:00,28 ,       0,0.348537,0.037384,0.093413
twpcmbeC1.c1,2003,0222:30:00,28 ,       0,0.199089, 0.00711,0.037624
twpcmbeC1.c1,2003,0223:30:00,28 ,       0,0.426944,0.046278, 0.09905