datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1999,11 0:30:00,30 ,       0,0.188159,0.052503,0.058887
twpcmbeC1.c1,1999,11 1:30:00,30 ,       0,0.162057,0.036652,0.046419
twpcmbeC1.c1,1999,11 2:30:00,30 ,       0,0.114374,0.030511, 0.03827
twpcmbeC1.c1,1999,11 3:30:00,30 ,       0,0.114742,0.030407,0.038854
twpcmbeC1.c1,1999,11 4:30:00,30 ,       0,0.140206,0.023606,0.036455
twpcmbeC1.c1,1999,11 5:30:00,30 ,       0,5.006667,2.991506,1.340458
twpcmbeC1.c1,1999,11 6:30:00,30 ,3.514037,72.24057,27.41211,17.56982
twpcmbeC1.c1,1999,11 7:30:00,25 ,2.215986,363.5917,44.94122,76.84612
twpcmbeC1.c1,1999,11 8:30:00,23 , 1.28163,546.7413,64.17577,116.6029
twpcmbeC1.c1,1999,11 9:30:00,22 , 1.41763,600.2726,77.56662,135.4698
twpcmbeC1.c1,1999,1110:30:00,21 ,8.187227,463.9021,63.30197,93.80228
twpcmbeC1.c1,1999,1111:30:00,24 ,11.67492,647.3535,111.9276,151.8657
twpcmbeC1.c1,1999,1112:30:00,22 ,6.357802,731.2353,99.79904,153.0181
twpcmbeC1.c1,1999,1113:30:00,22 ,4.472412,118.0757,39.13459,24.71268
twpcmbeC1.c1,1999,1114:30:00,24 ,7.710216, 763.965,73.72324,153.2107
twpcmbeC1.c1,1999,1115:30:00,25 ,2.944343,740.4749,70.81954,149.3189
twpcmbeC1.c1,1999,1116:30:00,27 , 0.35011,191.5231,48.77735,   52.85
twpcmbeC1.c1,1999,1117:30:00,30 ,4.840817,41.33101,21.57894,8.973062
twpcmbeC1.c1,1999,1118:30:00,30 ,       0,1.896338,0.954225,0.495185
twpcmbeC1.c1,1999,1119:30:00,30 ,       0,0.292126,0.091917,0.085036
twpcmbeC1.c1,1999,1120:30:00,30 ,       0,0.292127,0.066725, 0.06768
twpcmbeC1.c1,1999,1121:30:00,30 ,       0,0.196451,0.044296,0.050264
twpcmbeC1.c1,1999,1122:30:00,30 ,       0,0.172373,0.046003,0.046104
twpcmbeC1.c1,1999,1123:30:00,30 ,       0,0.148713,0.039497,0.040963