datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,2000,09 0:30:00,30 ,0.419369,10.92148,3.436821,2.942418 twpcmbeC2.c1,2000,09 1:30:00,30 ,0.507488,14.81961,4.464691,3.871203 twpcmbeC2.c1,2000,09 2:30:00,30 ,0.362178,9.930427,4.139515,2.827946 twpcmbeC2.c1,2000,09 3:30:00,30 ,0.368583,12.53687,3.653631,2.934198 twpcmbeC2.c1,2000,09 4:30:00,30 ,0.490896,13.14563,4.213151, 3.70199 twpcmbeC2.c1,2000,09 5:30:00,30 ,0.554894,11.30371, 3.43554,3.060846 twpcmbeC2.c1,2000,09 6:30:00,30 ,0.265927,9.985499,3.404197,2.905708 twpcmbeC2.c1,2000,09 7:30:00,30 ,0.664482,9.765122,3.603537,2.287251 twpcmbeC2.c1,2000,09 8:30:00,30 , 0.62195,10.63431,3.722554,2.465797 twpcmbeC2.c1,2000,09 9:30:00,30 ,0.911465,9.209914,3.543159,2.209891 twpcmbeC2.c1,2000,0910:30:00,30 ,0.708337,8.933924,3.745281,2.317589 twpcmbeC2.c1,2000,0911:30:00,30 ,0.566732,8.087276, 3.68515,2.331237 twpcmbeC2.c1,2000,0912:30:00,29 ,0.945086,10.40906,3.613763,2.159616 twpcmbeC2.c1,2000,0913:30:00,30 ,0.850143,10.84604,4.222616,2.575459 twpcmbeC2.c1,2000,0914:30:00,30 ,0.722528,12.29251,3.821548,2.522305 twpcmbeC2.c1,2000,0915:30:00,30 ,0.526313,12.77869,3.492418,2.412004 twpcmbeC2.c1,2000,0916:30:00,30 ,0.486476,11.87252, 4.14721,3.200071 twpcmbeC2.c1,2000,0917:30:00,30 ,0.623274,16.82034,4.873238,3.986374 twpcmbeC2.c1,2000,0918:30:00,30 ,0.535255,18.39577,4.438618,4.536974 twpcmbeC2.c1,2000,0919:30:00,30 , 0.32548,12.83814,3.117901, 3.08236 twpcmbeC2.c1,2000,0920:30:00,30 ,0.426603,9.944967,3.151055,2.680084 twpcmbeC2.c1,2000,0921:30:00,30 ,0.310778,11.36223,3.113175, 2.95749 twpcmbeC2.c1,2000,0922:30:00,30 ,0.495348,13.05759, 4.00319,3.554362 twpcmbeC2.c1,2000,0923:30:00,30 ,0.327621,12.15353,4.875742,3.765283