datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,02 0:30:00,28 ,       0,  0.0065,0.000262,0.001233
twpcmbeC1.c1,2003,02 1:30:00,28 ,       0,0.044333,0.002718,0.009545
twpcmbeC1.c1,2003,02 2:30:00,28 ,       0,0.003667,0.000161,0.000705
twpcmbeC1.c1,2003,02 3:30:00,28 ,       0,0.024103,0.000861,0.004555
twpcmbeC1.c1,2003,02 4:30:00,28 ,       0,   0.005,0.000179,0.000945
twpcmbeC1.c1,2003,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,02 6:30:00,28 ,0.430028,28.70799,15.74762,6.132143
twpcmbeC1.c1,2003,02 7:30:00,28 ,4.092132, 203.528,90.20583,  37.528
twpcmbeC1.c1,2003,02 8:30:00,28 ,6.773713,273.3496,154.3443,61.14374
twpcmbeC1.c1,2003,02 9:30:00,28 ,69.80833,399.8487,234.9821, 91.5698
twpcmbeC1.c1,2003,0210:30:00,28 ,113.4463, 495.502,322.6643,107.3448
twpcmbeC1.c1,2003,0211:30:00,28 ,103.9525,582.4205,357.3624,135.4057
twpcmbeC1.c1,2003,0212:30:00,28 ,  86.095,608.0748,338.1388,150.6525
twpcmbeC1.c1,2003,0213:30:00,28 ,95.04899,570.4906,321.1472,151.3949
twpcmbeC1.c1,2003,0214:30:00,28 ,64.66027,500.9043,276.6403,113.8684
twpcmbeC1.c1,2003,0215:30:00,28 , 116.373,366.0223,230.7285,72.13706
twpcmbeC1.c1,2003,0216:30:00,28 ,24.42265,311.2984,159.9819,56.25623
twpcmbeC1.c1,2003,0217:30:00,28 ,6.156241,162.0655,77.25423,35.97366
twpcmbeC1.c1,2003,0218:30:00,28 ,0.887044,24.93119,9.273142,5.137112
twpcmbeC1.c1,2003,0219:30:00,28 ,       0,0.028667,0.001155,0.005436
twpcmbeC1.c1,2003,0220:30:00,28 ,       0,   0.054, 0.00271,0.010563
twpcmbeC1.c1,2003,0221:30:00,28 ,       0,0.059667, 0.00331,0.012416
twpcmbeC1.c1,2003,0222:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,0223:30:00,28 ,       0,0.017551,0.001293,0.003454