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 ,       0,0.359063,0.037692, 0.08642
twpcmbeC2.c1,2006,12 3:30:00,31 ,       0,0.285512,0.027809,0.062862
twpcmbeC2.c1,2006,12 4:30:00,31 ,       0, 0.04887,0.003857,0.011045
twpcmbeC2.c1,2006,12 5:30:00,31 ,       0,0.009924, 0.00032,0.001782
twpcmbeC2.c1,2006,12 6:30:00,31 ,       0,8.284595, 2.84093,2.083114
twpcmbeC2.c1,2006,12 7:30:00,31 , 1.31645,132.4641, 72.8723,36.74262
twpcmbeC2.c1,2006,12 8:30:00,31 ,5.279707,413.0516,231.4993,121.6803
twpcmbeC2.c1,2006,12 9:30:00,31 ,11.70169,625.0647,398.6849,179.1078
twpcmbeC2.c1,2006,1210:30:00,31 ,14.55489,790.5235, 491.863,238.9202
twpcmbeC2.c1,2006,1211:30:00,31 ,  32.117,937.3525, 571.765,280.9803
twpcmbeC2.c1,2006,1212:30:00,30 ,90.40816, 971.309,593.3761,306.2322
twpcmbeC2.c1,2006,1213:30:00,31 ,65.91145,961.5076,590.8852,293.3784
twpcmbeC2.c1,2006,1214:30:00,31 , 131.067,854.0651,526.1503, 223.284
twpcmbeC2.c1,2006,1215:30:00,31 ,126.9422,785.5343,450.4282,201.3869
twpcmbeC2.c1,2006,1216:30:00,31 ,56.33797,562.2415,323.3207,146.1337
twpcmbeC2.c1,2006,1217:30:00,31 ,42.55821,318.4173, 165.448,83.10539
twpcmbeC2.c1,2006,1218:30:00,31 ,9.990184,84.96014,34.22184,22.07449
twpcmbeC2.c1,2006,1219:30:00,31 ,       0,0.547407,0.085351,0.133342
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 ,       0,0.605141,0.053969,0.123307
twpcmbeC2.c1,2006,1223:30:00,31 ,       0,0.765294,0.057835,0.178898