datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1998,03 0:30:00,30 ,0.131988,5.908906,1.347032,1.184045 twpcmbeC1.c1,1998,03 1:30:00,29 ,0.360691,3.293012,1.282326,0.847877 twpcmbeC1.c1,1998,03 2:30:00,29 ,0.309027,5.517946,1.356422,1.115476 twpcmbeC1.c1,1998,03 3:30:00,29 ,0.393249,3.338731,1.428881,0.802982 twpcmbeC1.c1,1998,03 4:30:00,28 ,0.419689,3.050246,1.388376,0.847165 twpcmbeC1.c1,1998,03 5:30:00,30 ,0.225308,3.693799,1.373382,0.915789 twpcmbeC1.c1,1998,03 6:30:00,29 ,0.476516,9.241442,3.444182,1.927787 twpcmbeC1.c1,1998,03 7:30:00,30 ,1.758636,12.25809,7.878076,2.894854 twpcmbeC1.c1,1998,03 8:30:00,30 ,1.018381,15.29675,8.654219,3.562864 twpcmbeC1.c1,1998,03 9:30:00,30 , 1.67275,13.93566,8.543392,2.871284 twpcmbeC1.c1,1998,0310:30:00,29 ,0.484734,19.99595, 10.3786,4.385782 twpcmbeC1.c1,1998,0311:30:00,29 , 2.21316, 23.7608,10.23835,5.151108 twpcmbeC1.c1,1998,0312:30:00,29 ,2.155177,22.23769,11.40657,4.819495 twpcmbeC1.c1,1998,0313:30:00,29 ,1.629676, 26.6081,11.82385,6.762959 twpcmbeC1.c1,1998,0314:30:00,29 ,1.389533, 29.6985,11.77547,6.074476 twpcmbeC1.c1,1998,0315:30:00,29 ,2.758224,17.96543,9.692204,3.311129 twpcmbeC1.c1,1998,0316:30:00,29 , 2.5385,22.45928,9.417282,4.369407 twpcmbeC1.c1,1998,0317:30:00,29 ,1.711326,12.38328,6.893277,3.168839 twpcmbeC1.c1,1998,0318:30:00,29 , 0.69785,7.598284,3.102743,1.406157 twpcmbeC1.c1,1998,0319:30:00,29 ,0.219318,3.283503,1.212852,0.763236 twpcmbeC1.c1,1998,0320:30:00,29 ,0.419027,3.001641,1.191037,0.694926 twpcmbeC1.c1,1998,0321:30:00,29 , 0.47888,4.137129,1.357804,0.740376 twpcmbeC1.c1,1998,0322:30:00,28 ,0.436844,2.535329,1.284459,0.629195 twpcmbeC1.c1,1998,0323:30:00,29 ,0.322871,4.542319,1.312752,0.839618