datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1999,12 0:30:00,31 ,       0,0.518502,0.191268,0.146697
twpcmbeC1.c1,1999,12 1:30:00,31 ,       0,0.458345,0.134542,0.132677
twpcmbeC1.c1,1999,12 2:30:00,31 ,       0,0.423971,0.135312,0.132438
twpcmbeC1.c1,1999,12 3:30:00,31 ,       0,0.269429, 0.05814,0.084538
twpcmbeC1.c1,1999,12 4:30:00,30 ,       0,0.102881, 0.00933,0.026083
twpcmbeC1.c1,1999,12 5:30:00,31 ,       0,0.032809, 0.00517,0.006142
twpcmbeC1.c1,1999,12 6:30:00,31 ,       0,59.53782,18.73661,16.37922
twpcmbeC1.c1,1999,12 7:30:00,31 , 0.10641,125.5726,58.11804,40.01913
twpcmbeC1.c1,1999,12 8:30:00,31 ,0.253158, 191.291,82.64144,61.19807
twpcmbeC1.c1,1999,12 9:30:00,31 ,0.613693,289.4882,86.54184,81.22064
twpcmbeC1.c1,1999,1210:30:00,31 ,0.833443, 313.738,82.15915,81.19531
twpcmbeC1.c1,1999,1211:30:00,31 ,0.449162,283.9338,78.95032,77.18974
twpcmbeC1.c1,1999,1212:30:00,31 , 0.49849,386.9157, 118.375,118.8736
twpcmbeC1.c1,1999,1213:30:00,31 ,0.387619,341.1218,93.91404,97.46227
twpcmbeC1.c1,1999,1214:30:00,31 ,0.075346,292.6752,98.56654,86.73727
twpcmbeC1.c1,1999,1215:30:00,31 ,0.057183,231.9581,66.76257,64.97271
twpcmbeC1.c1,1999,1216:30:00,31 ,       0,151.7217,52.79149,47.04771
twpcmbeC1.c1,1999,1217:30:00,31 ,       0,64.72718,22.04811,23.48326
twpcmbeC1.c1,1999,1218:30:00,31 ,       0,1.864905,0.247467,0.494302
twpcmbeC1.c1,1999,1219:30:00,31 ,       0,0.246294,0.061478, 0.06839
twpcmbeC1.c1,1999,1220:30:00,31 ,       0,0.287411,0.076755,0.086563
twpcmbeC1.c1,1999,1221:30:00,31 ,       0,0.383811,0.113147,0.126505
twpcmbeC1.c1,1999,1222:30:00,31 ,       0,0.448134,0.145328,0.129858
twpcmbeC1.c1,1999,1223:30:00,31 ,       0,0.443918,0.193376,0.146107