datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2006,11 0:30:00,27 ,       0,43.08161,1.792224,8.263985
twpcmbeC2.c1,2006,11 1:30:00,27 ,       0,43.54884,1.741092,8.361072
twpcmbeC2.c1,2006,11 2:30:00,27 ,       0,33.85215, 1.47808,6.547497
twpcmbeC2.c1,2006,11 3:30:00,27 ,       0,26.16489,1.912715,6.701881
twpcmbeC2.c1,2006,11 4:30:00,26 ,       0, 2.94841,0.220628,0.704951
twpcmbeC2.c1,2006,11 5:30:00,25 ,       0,1.973624,0.097428,0.397045
twpcmbeC2.c1,2006,11 6:30:00,26 ,2.111066,112.6284,13.48286,22.33069
twpcmbeC2.c1,2006,11 7:30:00,29 ,35.02313,252.5759,134.8215,56.98129
twpcmbeC2.c1,2006,11 8:30:00,29 ,18.01739,454.5342,308.7489,114.7729
twpcmbeC2.c1,2006,11 9:30:00,30 ,8.621734, 755.572,482.2024,198.8466
twpcmbeC2.c1,2006,1110:30:00,30 ,0.430316,833.1569,602.5498,242.7115
twpcmbeC2.c1,2006,1111:30:00,30 ,4.225707,957.4836,671.6064,260.7913
twpcmbeC2.c1,2006,1112:30:00,30 , 184.182, 1022.26,727.1792,238.5577
twpcmbeC2.c1,2006,1113:30:00,30 ,127.8767,991.1953, 708.098,259.6134
twpcmbeC2.c1,2006,1114:30:00,29 ,163.9253,864.3466,642.4879,200.4124
twpcmbeC2.c1,2006,1115:30:00,29 ,77.15784,804.3289,515.0005,180.0166
twpcmbeC2.c1,2006,1116:30:00,30 ,24.77431,544.3582,342.5497,137.2236
twpcmbeC2.c1,2006,1117:30:00,30 ,2.363346,277.6167,166.0772,63.35556
twpcmbeC2.c1,2006,1118:30:00,30 ,0.518155,46.00889,24.91724,10.47862
twpcmbeC2.c1,2006,1119:30:00,30 ,       0,0.069782,0.004072,0.014695
twpcmbeC2.c1,2006,1120:30:00,30 ,       0,0.834329,0.035321,0.153126
twpcmbeC2.c1,2006,1121:30:00,30 ,       0,34.66491,2.394121, 8.61033
twpcmbeC2.c1,2006,1122:30:00,30 ,       0,46.93853,3.167339,11.78155
twpcmbeC2.c1,2006,1123:30:00,29 ,       0,51.59951,3.192455, 11.7921