datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2004,04 0:30:00,30 ,       0,0.534491,0.042017,0.111917
twpcmbeC1.c1,2004,04 1:30:00,30 ,       0,0.466793,0.055774,0.135831
twpcmbeC1.c1,2004,04 2:30:00,30 ,       0,0.342772,0.029037,0.083348
twpcmbeC1.c1,2004,04 3:30:00,30 ,       0,0.193902,0.006463,0.035401
twpcmbeC1.c1,2004,04 4:30:00,30 ,       0,0.140944,0.008191,0.031531
twpcmbeC1.c1,2004,04 5:30:00,30 ,       0,0.476821,0.042119,0.113822
twpcmbeC1.c1,2004,04 6:30:00,30 ,10.85611,63.92208,31.85446,14.59436
twpcmbeC1.c1,2004,04 7:30:00,30 ,6.427956,128.8792,65.98677,33.44495
twpcmbeC1.c1,2004,04 8:30:00,30 ,4.000297,233.0797,115.2728, 50.6816
twpcmbeC1.c1,2004,04 9:30:00,30 ,13.05042,253.5705,130.4785,65.07213
twpcmbeC1.c1,2004,0410:30:00,30 ,5.923171,358.5717,135.1528,94.73682
twpcmbeC1.c1,2004,0411:30:00,30 ,15.45398, 412.436,170.5566,115.2346
twpcmbeC1.c1,2004,0412:30:00,30 ,4.231065,405.6217,172.0422,109.1484
twpcmbeC1.c1,2004,0413:30:00,30 ,13.65724,382.3979,166.8918,108.9851
twpcmbeC1.c1,2004,0414:30:00,30 , 19.5022,374.3231,132.0096,89.41522
twpcmbeC1.c1,2004,0415:30:00,30 ,9.198737,249.0841,101.3903,63.88259
twpcmbeC1.c1,2004,0416:30:00,30 ,2.703322,140.6063, 65.7637,40.19703
twpcmbeC1.c1,2004,0417:30:00,30 ,2.470158,103.7739,34.66684,27.11003
twpcmbeC1.c1,2004,0418:30:00,30 ,0.104174,9.093011,3.415811,2.219208
twpcmbeC1.c1,2004,0419:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0420:30:00,30 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0421:30:00,30 ,       0,0.310569,0.025117,0.079164
twpcmbeC1.c1,2004,0422:30:00,30 ,       0,0.451872,0.032412,0.103425
twpcmbeC1.c1,2004,0423:30:00,30 ,       0,0.306655,0.030676,0.082351