datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,1999,01 0:30:00,30 , 0.27714,2.277651,0.932272,0.534965 twpcmbeC2.c1,1999,01 1:30:00,29 ,0.311914,2.322008,0.999601,0.504219 twpcmbeC2.c1,1999,01 2:30:00,29 ,0.324371,1.926041,0.925738,0.446987 twpcmbeC2.c1,1999,01 3:30:00,29 ,0.260185,2.000381,0.913716,0.453122 twpcmbeC2.c1,1999,01 4:30:00,29 ,0.263023,2.516624,0.927325,0.559661 twpcmbeC2.c1,1999,01 5:30:00,29 ,0.346239,1.790552,0.800042,0.366894 twpcmbeC2.c1,1999,01 6:30:00,29 ,0.252251,2.026082,0.760478,0.438552 twpcmbeC2.c1,1999,01 7:30:00,29 , 0.83108,5.272858,2.881017,1.018361 twpcmbeC2.c1,1999,01 8:30:00,29 ,1.140607,8.393898, 5.31323,1.611208 twpcmbeC2.c1,1999,01 9:30:00,29 ,1.846097,8.915463,5.988121,1.855609 twpcmbeC2.c1,1999,0110:30:00,29 ,2.094595,10.55654,5.340647,1.671078 twpcmbeC2.c1,1999,0111:30:00,29 ,2.836515,7.569242,4.601953,1.123616 twpcmbeC2.c1,1999,0112:30:00,30 ,2.602837,16.18022,4.801063,2.871722 twpcmbeC2.c1,1999,0113:30:00,30 ,1.116107,7.431225,3.433032,1.461248 twpcmbeC2.c1,1999,0114:30:00,30 ,1.828403,15.24725,4.841898,2.899461 twpcmbeC2.c1,1999,0115:30:00,30 ,2.152513, 8.09273,4.852878,1.804682 twpcmbeC2.c1,1999,0116:30:00,30 ,2.851488,25.66752, 6.15125,4.166896 twpcmbeC2.c1,1999,0117:30:00,30 ,2.095853, 9.22636,5.501158,1.739689 twpcmbeC2.c1,1999,0118:30:00,30 ,2.505158,10.66304, 5.09777,1.695746 twpcmbeC2.c1,1999,0119:30:00,30 ,0.851047,4.033369,1.978564,0.620273 twpcmbeC2.c1,1999,0120:30:00,30 ,0.280579,2.542231,1.138298,0.508451 twpcmbeC2.c1,1999,0121:30:00,30 ,0.363933,1.842967,0.914823,0.324367 twpcmbeC2.c1,1999,0122:30:00,30 , 0.31488,2.978295,0.863454, 0.48438 twpcmbeC2.c1,1999,0123:30:00,30 ,0.427397,2.357075,1.017856,0.498283