datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2001,02 0:30:00,28 ,       0,0.999322,0.098167,0.220752
twpcmbeC1.c1,2001,02 1:30:00,28 ,       0,0.643952,0.066298,  0.1414
twpcmbeC1.c1,2001,02 2:30:00,28 ,       0,0.803153,0.063309,0.185803
twpcmbeC1.c1,2001,02 3:30:00,28 ,       0,1.616709,0.135773,0.354856
twpcmbeC1.c1,2001,02 4:30:00,28 ,       0,0.553865,0.049586,0.113383
twpcmbeC1.c1,2001,02 5:30:00,28 ,       0,0.383121,0.041466,0.104424
twpcmbeC1.c1,2001,02 6:30:00,28 ,2.327243,28.43456,13.25675,6.910715
twpcmbeC1.c1,2001,02 7:30:00,28 ,9.528467,147.7038,90.26987,37.77602
twpcmbeC1.c1,2001,02 8:30:00,28 ,13.11685,328.5283,185.5039, 82.9767
twpcmbeC1.c1,2001,02 9:30:00,28 ,19.67606,452.2819,282.6009,126.4336
twpcmbeC1.c1,2001,0210:30:00,28 ,80.98592,553.0521,335.4353, 146.554
twpcmbeC1.c1,2001,0211:30:00,28 ,  69.476,657.0991,292.2176,162.1191
twpcmbeC1.c1,2001,0212:30:00,28 ,59.41783,581.7148,281.2499,151.5844
twpcmbeC1.c1,2001,0213:30:00,28 ,42.71203,556.6445,285.8937,166.7914
twpcmbeC1.c1,2001,0214:30:00,28 ,16.01165,593.7388,257.7432,150.3838
twpcmbeC1.c1,2001,0215:30:00,28 ,11.25159,381.8024,206.6693,97.87696
twpcmbeC1.c1,2001,0216:30:00,28 ,3.784551,241.7221,139.0531,66.09691
twpcmbeC1.c1,2001,0217:30:00,28 ,1.748696,125.5404,63.26448,35.26155
twpcmbeC1.c1,2001,0218:30:00,28 ,0.204587,13.21536,6.023644,3.649428
twpcmbeC1.c1,2001,0219:30:00,28 ,       0,1.510395, 0.05514,0.285225
twpcmbeC1.c1,2001,0220:30:00,28 ,       0,0.373974,0.027061,0.091987
twpcmbeC1.c1,2001,0221:30:00,28 ,       0, 1.49715, 0.06382,0.284731
twpcmbeC1.c1,2001,0222:30:00,28 ,       0,1.314939,0.097556,0.294071
twpcmbeC1.c1,2001,0223:30:00,28 ,       0,0.948417,0.090444,0.227872