datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2000,08 0:30:00,30 ,       0,13.83674,1.442773,3.576181
twpcmbeC1.c1,2000,08 1:30:00,29 ,       0,13.33182,1.521285,3.733155
twpcmbeC1.c1,2000,08 2:30:00,29 ,       0,13.13361,1.541357,3.773529
twpcmbeC1.c1,2000,08 3:30:00,29 ,       0,12.51588,1.456995,3.685388
twpcmbeC1.c1,2000,08 4:30:00,31 ,       0,11.80836,1.237763,3.356105
twpcmbeC1.c1,2000,08 5:30:00,31 ,       0,11.72285,1.357829,3.419161
twpcmbeC1.c1,2000,08 6:30:00,31 ,1.968893,36.68614,21.98387,8.945101
twpcmbeC1.c1,2000,08 7:30:00,30 ,4.950695,151.4073,102.2881,39.95345
twpcmbeC1.c1,2000,08 8:30:00,31 ,48.75788,343.4046,175.9431,71.83576
twpcmbeC1.c1,2000,08 9:30:00,31 ,30.40775,397.5111,237.9747,99.91443
twpcmbeC1.c1,2000,0810:30:00,31 ,66.76756,470.5722,  271.95,112.4894
twpcmbeC1.c1,2000,0811:30:00,31 ,47.28223,594.4756,311.7917, 158.807
twpcmbeC1.c1,2000,0812:30:00,31 ,52.06116,571.4015,288.4134,146.9853
twpcmbeC1.c1,2000,0813:30:00,31 ,47.70924,532.7409,256.8929,136.8523
twpcmbeC1.c1,2000,0814:30:00,31 ,44.46512,451.3043,274.6479,106.7506
twpcmbeC1.c1,2000,0815:30:00,31 ,46.88339,370.3788,192.1671,75.43233
twpcmbeC1.c1,2000,0816:30:00,31 ,59.48649,212.8334,126.8537,45.95402
twpcmbeC1.c1,2000,0817:30:00,31 ,11.30277,94.83852, 56.2168,20.66261
twpcmbeC1.c1,2000,0818:30:00,31 ,0.089903,13.42242,3.514034,3.632697
twpcmbeC1.c1,2000,0819:30:00,30 ,       0,15.53944,1.578988,3.968758
twpcmbeC1.c1,2000,0820:30:00,30 ,       0,15.14124,1.549672,3.867119
twpcmbeC1.c1,2000,0821:30:00,29 ,       0,14.86834,1.623479, 4.00092
twpcmbeC1.c1,2000,0822:30:00,31 ,       0,14.84049,1.496824,3.861815
twpcmbeC1.c1,2000,0823:30:00,31 ,       0,14.49916,1.548158,3.862166