datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,10 0:30:00,31 ,       0,369.4908,29.25794,82.44499
sgpcmbeC1.c1,2006,10 1:30:00,30 ,       0,237.6936,21.50428,54.38402
sgpcmbeC1.c1,2006,10 2:30:00,30 ,       0,345.3947,32.73761,75.13863
sgpcmbeC1.c1,2006,10 3:30:00,30 ,       0,392.2924, 48.3964,101.6475
sgpcmbeC1.c1,2006,10 4:30:00,30 ,       0,541.3743,47.24591,111.8168
sgpcmbeC1.c1,2006,10 5:30:00,29 ,       0,295.3701,39.91186,81.05856
sgpcmbeC1.c1,2006,10 6:30:00,29 ,       0,341.0702,44.40889,91.20264
sgpcmbeC1.c1,2006,10 7:30:00,28 ,       0,274.8857, 25.5136,58.01367
sgpcmbeC1.c1,2006,10 8:30:00,29 ,       0,360.4066,32.45661,74.33636
sgpcmbeC1.c1,2006,10 9:30:00,29 ,       0,342.9693,21.13396,63.81117
sgpcmbeC1.c1,2006,1010:30:00,31 ,       0,153.7693,24.05104,41.76638
sgpcmbeC1.c1,2006,1011:30:00,31 ,       0,213.8975,24.27523,53.35503
sgpcmbeC1.c1,2006,1012:30:00,31 ,       0, 414.095,29.80259,79.32025
sgpcmbeC1.c1,2006,1013:30:00,31 ,       0,441.5083,26.61401,81.50655
sgpcmbeC1.c1,2006,1014:30:00,31 ,       0,92.04953,13.55699,26.85609
sgpcmbeC1.c1,2006,1015:30:00,31 ,       0,113.7534,15.85628,33.32008
sgpcmbeC1.c1,2006,1016:30:00,31 ,       0,135.7353,14.09641,31.72495
sgpcmbeC1.c1,2006,1017:30:00,31 ,       0,142.8781,14.51733,30.74861
sgpcmbeC1.c1,2006,1018:30:00,31 ,       0,75.53257, 8.79827,17.73559
sgpcmbeC1.c1,2006,1019:30:00,31 ,       0,39.68932, 7.65931,11.55295
sgpcmbeC1.c1,2006,1020:30:00,31 ,       0,213.0273,15.53704,39.82349
sgpcmbeC1.c1,2006,1021:30:00,31 ,       0,447.7708,20.88319, 79.9716
sgpcmbeC1.c1,2006,1022:30:00,31 ,       0,349.2131,25.04241,69.34449
sgpcmbeC1.c1,2006,1023:30:00,31 ,       0,487.6547,30.24337,90.68149