datastream, year, month, tod,n, min, max, mean, std twpcmbeC1.c1,1999,12 0:30:00,31 ,0.526976,14.23913,3.628944,3.230696 twpcmbeC1.c1,1999,12 1:30:00,31 ,0.396997,13.94115,3.356809,3.196999 twpcmbeC1.c1,1999,12 2:30:00,31 ,0.550789,11.83484,3.025938,3.033098 twpcmbeC1.c1,1999,12 3:30:00,31 ,0.401685,11.46156,3.342276,2.682046 twpcmbeC1.c1,1999,12 4:30:00,30 ,0.456466,9.708809,3.201552,2.364576 twpcmbeC1.c1,1999,12 5:30:00,31 ,0.529363,6.837918,2.536818,1.762747 twpcmbeC1.c1,1999,12 6:30:00,31 ,0.466315,7.858818,2.729372,1.994003 twpcmbeC1.c1,1999,12 7:30:00,31 ,0.676226,10.95876,3.853591,2.976142 twpcmbeC1.c1,1999,12 8:30:00,31 ,0.472897,9.741766,3.740811,2.699105 twpcmbeC1.c1,1999,12 9:30:00,31 ,0.622642,9.235665,2.991994,2.050336 twpcmbeC1.c1,1999,1210:30:00,31 ,0.614306,8.641905,2.661086,1.927945 twpcmbeC1.c1,1999,1211:30:00,31 , 0.80947,7.745136,2.787241,1.956387 twpcmbeC1.c1,1999,1212:30:00,31 ,0.719364,9.213782,3.268201,2.517191 twpcmbeC1.c1,1999,1213:30:00,31 ,0.367349,10.06134,2.995929, 2.55291 twpcmbeC1.c1,1999,1214:30:00,31 ,0.616934,6.248343,2.750895,1.727749 twpcmbeC1.c1,1999,1215:30:00,31 ,0.707517,8.052819,3.284618,2.323895 twpcmbeC1.c1,1999,1216:30:00,31 ,0.498704, 11.4894,3.526102,2.696386 twpcmbeC1.c1,1999,1217:30:00,31 ,0.382731,10.38207,3.144641,2.510924 twpcmbeC1.c1,1999,1218:30:00,31 ,0.523698,7.065881,3.034295,2.071882 twpcmbeC1.c1,1999,1219:30:00,31 ,0.566343,11.19858,2.878729,3.174331 twpcmbeC1.c1,1999,1220:30:00,31 ,0.442632,11.20179,2.711059,2.603293 twpcmbeC1.c1,1999,1221:30:00,31 ,0.280618, 8.38826,2.928107,2.400643 twpcmbeC1.c1,1999,1222:30:00,31 ,0.289809,12.74952,3.358429,2.781261 twpcmbeC1.c1,1999,1223:30:00,31 ,0.313391,9.009048,3.048522,2.622716