datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2004,02 0:30:00,29 ,       0,0.342564,0.029999,0.085483
twpcmbeC2.c1,2004,02 1:30:00,29 ,       0,0.639859,0.062783,0.149965
twpcmbeC2.c1,2004,02 2:30:00,29 ,       0,0.839163,0.044378,0.167258
twpcmbeC2.c1,2004,02 3:30:00,29 ,       0,0.264825, 0.02934,0.075887
twpcmbeC2.c1,2004,02 4:30:00,29 ,       0,0.145785,0.009184,0.029097
twpcmbeC2.c1,2004,02 5:30:00,29 ,       0,0.031531,0.001468,0.006133
twpcmbeC2.c1,2004,02 6:30:00,29 ,       0,0.002699,0.000337,0.000702
twpcmbeC2.c1,2004,02 7:30:00,29 ,0.014629,25.34116,5.575457,7.069771
twpcmbeC2.c1,2004,02 8:30:00,29 ,0.783951,209.4357,95.18277,58.91159
twpcmbeC2.c1,2004,02 9:30:00,29 ,3.452454,452.0001,218.5273,140.9081
twpcmbeC2.c1,2004,0210:30:00,29 ,3.661835, 638.244,368.8186,176.5112
twpcmbeC2.c1,2004,0211:30:00,29 ,2.249786,817.9847,471.1289,203.7417
twpcmbeC2.c1,2004,0212:30:00,29 ,3.108719,888.2578,509.1433,240.0653
twpcmbeC2.c1,2004,0213:30:00,29 ,1.678658,885.1852,475.2268,249.4416
twpcmbeC2.c1,2004,0214:30:00,29 , 5.57196,801.2377,398.9964,229.1369
twpcmbeC2.c1,2004,0215:30:00,29 ,16.65063, 690.349,351.9956,202.8221
twpcmbeC2.c1,2004,0216:30:00,29 ,0.485458,515.8716,214.6819,164.3742
twpcmbeC2.c1,2004,0217:30:00,29 ,0.051964,288.5647,100.6436,91.64767
twpcmbeC2.c1,2004,0218:30:00,29 ,0.012707,70.17539,23.04978,21.33952
twpcmbeC2.c1,2004,0219:30:00,29 ,       0,0.129283,0.013683,0.026834
twpcmbeC2.c1,2004,0220:30:00,29 ,       0,0.036246,0.002781,0.008858
twpcmbeC2.c1,2004,0221:30:00,29 ,       0,0.429749,0.032803,0.098367
twpcmbeC2.c1,2004,0222:30:00,29 ,       0,0.289786,  0.0419,0.086277
twpcmbeC2.c1,2004,0223:30:00,29 ,       0,0.420818,0.040616, 0.11677