datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,02 0:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,02 1:30:00,28 ,       0,0.001309,0.000047,0.000247
twpcmbeC1.c1,2005,02 2:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,02 3:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,02 4:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,02 6:30:00,28 ,4.390187,33.65115,16.26694,6.610174
twpcmbeC1.c1,2005,02 7:30:00,28 ,45.80021,126.4715,92.09705,21.39063
twpcmbeC1.c1,2005,02 8:30:00,28 ,84.85011,288.6727,192.0336, 49.5843
twpcmbeC1.c1,2005,02 9:30:00,28 ,164.2515,380.9056,266.7907,64.96942
twpcmbeC1.c1,2005,0210:30:00,28 ,84.25997,544.8733,323.7121,114.7572
twpcmbeC1.c1,2005,0211:30:00,28 ,96.71768,556.6151,335.6084,134.9648
twpcmbeC1.c1,2005,0212:30:00,28 ,73.48485,604.2123,352.5514,142.1502
twpcmbeC1.c1,2005,0213:30:00,28 ,56.46403,589.3038,340.0301,131.1671
twpcmbeC1.c1,2005,0214:30:00,28 ,68.49362,516.9398,283.4345,113.4158
twpcmbeC1.c1,2005,0215:30:00,28 ,40.07187,416.2398,221.7945,104.7256
twpcmbeC1.c1,2005,0216:30:00,28 ,21.21133, 265.668, 144.185,64.73638
twpcmbeC1.c1,2005,0217:30:00,28 ,11.05438,136.8011,68.51574,30.81537
twpcmbeC1.c1,2005,0218:30:00,28 ,1.192545,14.69102,7.917484,3.463297
twpcmbeC1.c1,2005,0219:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0220:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0221:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0222:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0223:30:00,28 ,       0,       0,       0,       0