datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,12 0:30:00,31 ,       0,138.8998, 24.4105,37.27505
twpcmbeC2.c1,2004,12 1:30:00,31 ,       0, 168.787,23.62539,34.85096
twpcmbeC2.c1,2004,12 2:30:00,30 ,       0,137.0343, 27.6919,36.75625
twpcmbeC2.c1,2004,12 3:30:00,30 ,       0,192.4482,27.86955,41.91644
twpcmbeC2.c1,2004,12 4:30:00,31 ,       0,138.7697,22.45017,33.91356
twpcmbeC2.c1,2004,12 5:30:00,29 ,       0,67.78475, 15.2324,16.12317
twpcmbeC2.c1,2004,12 6:30:00,30 ,       0,210.1567,25.45154,43.34648
twpcmbeC2.c1,2004,12 7:30:00,30 ,       0,115.4958,19.95071,31.22182
twpcmbeC2.c1,2004,12 8:30:00,30 ,       0,140.7942,20.38835,32.24227
twpcmbeC2.c1,2004,12 9:30:00,29 ,       0,168.9294,28.94302,36.96888
twpcmbeC2.c1,2004,1210:30:00,29 ,       0,109.5503,30.42338,26.66259
twpcmbeC2.c1,2004,1211:30:00,29 , 0.05208,178.4462,31.73118,34.36412
twpcmbeC2.c1,2004,1212:30:00,29 ,0.239487,99.80802,32.53049,26.64543
twpcmbeC2.c1,2004,1213:30:00,30 ,0.433771,118.0898,32.70962,32.85412
twpcmbeC2.c1,2004,1214:30:00,30 ,       0,  165.36,33.59978,  39.345
twpcmbeC2.c1,2004,1215:30:00,31 ,       0,107.9677,28.97125,27.31312
twpcmbeC2.c1,2004,1216:30:00,31 ,       0,113.1005, 31.0214,31.60825
twpcmbeC2.c1,2004,1217:30:00,30 , 0.78346,83.29079, 19.3753,19.90358
twpcmbeC2.c1,2004,1218:30:00,30 ,0.446711,138.6754,20.34309,28.37672
twpcmbeC2.c1,2004,1219:30:00,29 ,0.455575,69.47234,17.72028,23.04108
twpcmbeC2.c1,2004,1220:30:00,30 ,       0,63.73546,17.05158,19.86183
twpcmbeC2.c1,2004,1221:30:00,31 ,       0,93.89072,23.49446,29.81742
twpcmbeC2.c1,2004,1222:30:00,30 ,       0,72.07156,22.70905,21.93081
twpcmbeC2.c1,2004,1223:30:00,31 ,       0, 146.918,25.10343,37.60102