datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,09 0:30:00,27 ,       0,121.0925,25.69642,31.79622
twpcmbeC2.c1,2002,09 1:30:00,26 ,       0,136.8147,32.80517,34.38071
twpcmbeC2.c1,2002,09 2:30:00,26 ,       0,130.5585,33.88725,38.25983
twpcmbeC2.c1,2002,09 3:30:00,26 ,       0,86.88328,26.24298, 26.0961
twpcmbeC2.c1,2002,09 4:30:00,28 ,       0, 111.263, 25.0146,32.92458
twpcmbeC2.c1,2002,09 5:30:00,27 ,       0,110.0353,27.25301,33.07499
twpcmbeC2.c1,2002,09 6:30:00,27 ,0.397316,131.0552,27.28158,38.62965
twpcmbeC2.c1,2002,09 7:30:00,28 ,0.115845,138.5147, 22.2335,33.40428
twpcmbeC2.c1,2002,09 8:30:00,26 ,       0,192.6796,25.96472,42.97329
twpcmbeC2.c1,2002,09 9:30:00,27 ,       0,113.3524, 20.7735,26.22424
twpcmbeC2.c1,2002,0910:30:00,27 ,       0,75.63042,18.06272,23.15569
twpcmbeC2.c1,2002,0911:30:00,25 ,       0,75.88445,18.79369,20.85128
twpcmbeC2.c1,2002,0912:30:00,26 ,       0,94.55572,22.37521,25.59094
twpcmbeC2.c1,2002,0913:30:00,27 ,       0,137.3039,23.47613,33.73693
twpcmbeC2.c1,2002,0914:30:00,26 ,       0,167.2807,21.37164,39.04185
twpcmbeC2.c1,2002,0915:30:00,27 ,       0, 127.452,28.98516,34.25411
twpcmbeC2.c1,2002,0916:30:00,26 ,       0,166.1739,32.98421,38.53408
twpcmbeC2.c1,2002,0917:30:00,24 ,       0,108.8217,22.86847,25.71144
twpcmbeC2.c1,2002,0918:30:00,24 ,       0,84.45459,24.96691,26.27076
twpcmbeC2.c1,2002,0919:30:00,27 ,       0,126.5335,22.68012,29.21265
twpcmbeC2.c1,2002,0920:30:00,28 ,       0,90.31963,26.46246,28.98225
twpcmbeC2.c1,2002,0921:30:00,26 ,       0,158.3233,24.29717,40.93146
twpcmbeC2.c1,2002,0922:30:00,25 ,       0,113.7877,29.68659,40.11318
twpcmbeC2.c1,2002,0923:30:00,23 ,       0,94.41274,19.03365,25.54013