datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2006,04 0:30:00,29 ,403.4174,439.4549,424.5015,9.860727
twpcmbeC1.c1,2006,04 1:30:00,29 ,406.5865,447.3524,423.5298,11.22357
twpcmbeC1.c1,2006,04 2:30:00,29 , 399.477,445.8583,423.1469,13.63621
twpcmbeC1.c1,2006,04 3:30:00,29 ,403.0078,442.7513,422.1264,12.59088
twpcmbeC1.c1,2006,04 4:30:00,29 ,405.4914,442.1143,421.1955,11.18023
twpcmbeC1.c1,2006,04 5:30:00,29 ,407.3344,441.7913,423.1584,11.05698
twpcmbeC1.c1,2006,04 6:30:00,29 , 409.078,443.2856,423.5297,11.81298
twpcmbeC1.c1,2006,04 7:30:00,29 ,414.2914,438.6569,425.4914,7.874185
twpcmbeC1.c1,2006,04 8:30:00,29 ,414.5283,440.1746,428.1093,7.045638
twpcmbeC1.c1,2006,04 9:30:00,29 ,411.1696,443.7739, 429.921,7.280771
twpcmbeC1.c1,2006,0410:30:00,29 ,412.9101,447.0586,430.7137,7.955853
twpcmbeC1.c1,2006,0411:30:00,29 ,413.2298,447.4293,430.6989,8.374795
twpcmbeC1.c1,2006,0412:30:00,29 ,416.2975,449.9798, 431.581,8.639541
twpcmbeC1.c1,2006,0413:30:00,29 ,417.8798,451.2423,433.5599,8.470771
twpcmbeC1.c1,2006,0414:30:00,29 ,417.1158,452.7921,431.8782,9.885629
twpcmbeC1.c1,2006,0415:30:00,29 ,415.3353,449.8315,430.5836,9.747324
twpcmbeC1.c1,2006,0416:30:00,29 ,  412.08,445.8583,  427.74,8.874602
twpcmbeC1.c1,2006,0417:30:00,29 ,409.5546,441.8556,424.6407,7.306196
twpcmbeC1.c1,2006,0418:30:00,29 ,409.1911, 447.755,425.7274,10.17029
twpcmbeC1.c1,2006,0419:30:00,29 ,408.6688,442.4028,424.8676,9.667607
twpcmbeC1.c1,2006,0420:30:00,29 ,407.3194,441.4041,423.4172, 10.2595
twpcmbeC1.c1,2006,0421:30:00,29 ,407.5441,439.0375,424.1909,10.24156
twpcmbeC1.c1,2006,0422:30:00,29 ,410.5102,440.0493,424.9364,9.456216
twpcmbeC1.c1,2006,0423:30:00,29 ,407.8995,446.1798,424.7562, 9.72906