datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1999,06 0:30:00,15 ,0.295862,6.294969,3.354846,2.050702 twpcmbeC1.c1,1999,06 1:30:00,15 ,0.307913,6.425964,2.697844,1.816852 twpcmbeC1.c1,1999,06 2:30:00,15 , 0.43901,7.348761,2.672216,2.138778 twpcmbeC1.c1,1999,06 3:30:00,15 , 0.30113,7.328881,2.996608,2.322514 twpcmbeC1.c1,1999,06 4:30:00,15 ,0.298615,6.066708,2.045391,1.745285 twpcmbeC1.c1,1999,06 5:30:00,15 ,0.560189,7.459654, 3.14811,2.125906 twpcmbeC1.c1,1999,06 6:30:00,15 ,0.646218,11.41981,4.077376,3.474936 twpcmbeC1.c1,1999,06 7:30:00,15 , 0.93832,7.277553,3.330372, 1.75931 twpcmbeC1.c1,1999,06 8:30:00,15 ,0.707818,11.72546,5.007785,3.167124 twpcmbeC1.c1,1999,06 9:30:00,15 ,0.994089,9.181969,4.363996,2.942042 twpcmbeC1.c1,1999,0610:30:00,15 ,0.576044,13.80282,3.884067,3.615257 twpcmbeC1.c1,1999,0611:30:00,15 ,0.658734,10.10341,4.012153,2.835217 twpcmbeC1.c1,1999,0612:30:00,15 ,0.594193,14.20133,4.261297,3.950422 twpcmbeC1.c1,1999,0613:30:00,16 ,0.701532, 8.02669,3.266207,2.426833 twpcmbeC1.c1,1999,0614:30:00,16 ,0.567227,13.00068,3.822607,3.598711 twpcmbeC1.c1,1999,0615:30:00,16 ,0.409628,8.467245, 3.43262,2.493026 twpcmbeC1.c1,1999,0616:30:00,16 ,0.522682,9.895864,4.053233, 2.96134 twpcmbeC1.c1,1999,0617:30:00,16 ,0.708037,7.570391,3.492225,2.061229 twpcmbeC1.c1,1999,0618:30:00,16 ,0.872059,11.37907,3.499238,2.788069 twpcmbeC1.c1,1999,0619:30:00,16 ,0.550554,8.822648,4.116498, 2.97082 twpcmbeC1.c1,1999,0620:30:00,16 ,0.329838,9.824326,3.832091, 2.80235 twpcmbeC1.c1,1999,0621:30:00,16 ,0.355693,8.234031,2.584798,2.395091 twpcmbeC1.c1,1999,0622:30:00,16 ,0.227846,9.470885,3.522894,2.649016 twpcmbeC1.c1,1999,0623:30:00,16 , 0.32674,11.37538, 3.76646,3.271748