datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2006,12 0:30:00,31 ,       0,0.276702,0.047059,0.085635
twpcmbeC2.c1,2006,12 1:30:00,31 ,       0,  0.2861,0.025439,0.068715
twpcmbeC2.c1,2006,12 2:30:00,31 ,       0,0.359063,0.037235,0.085542
twpcmbeC2.c1,2006,12 3:30:00,31 ,       0,0.285512,0.027179,0.061845
twpcmbeC2.c1,2006,12 4:30:00,31 ,       0, 0.04887,0.003804,0.010927
twpcmbeC2.c1,2006,12 5:30:00,31 ,       0,0.009924, 0.00032,0.001782
twpcmbeC2.c1,2006,12 6:30:00,31 ,       0,0.024315,0.005425,0.005595
twpcmbeC2.c1,2006,12 7:30:00,31 ,0.014203,88.95844,24.62999,28.93448
twpcmbeC2.c1,2006,12 8:30:00,31 ,0.044493,302.2628,119.0457,113.1624
twpcmbeC2.c1,2006,12 9:30:00,31 ,0.037061,514.1275,225.1738,173.6717
twpcmbeC2.c1,2006,1210:30:00,31 ,0.221337,680.5193,267.9184,237.0089
twpcmbeC2.c1,2006,1211:30:00,31 , 0.02282,819.2957,304.6948,273.5478
twpcmbeC2.c1,2006,1212:30:00,30 ,0.071175,800.1996,310.6824,278.7666
twpcmbeC2.c1,2006,1213:30:00,31 ,0.072388,812.6458,307.5897,283.8661
twpcmbeC2.c1,2006,1214:30:00,31 ,0.872315,729.7573,225.8584, 242.548
twpcmbeC2.c1,2006,1215:30:00,31 ,0.239357,596.0875,200.4524,222.7749
twpcmbeC2.c1,2006,1216:30:00,31 ,0.084793,437.6903,137.5976,144.0275
twpcmbeC2.c1,2006,1217:30:00,31 ,       0,207.7625,62.16888,72.26912
twpcmbeC2.c1,2006,1218:30:00,31 ,       0, 34.8689,8.761373,12.67149
twpcmbeC2.c1,2006,1219:30:00,31 ,       0,0.010789, 0.00198, 0.00356
twpcmbeC2.c1,2006,1220:30:00,31 ,       0,0.072869,0.003375,0.014101
twpcmbeC2.c1,2006,1221:30:00,31 ,       0,0.092795,0.003966,0.017351
twpcmbeC2.c1,2006,1222:30:00,31 ,       0,0.605141,0.053599,0.123039
twpcmbeC2.c1,2006,1223:30:00,31 ,       0,0.724841, 0.05653,0.173636