datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2005,04 0:00:00,30 ,       0,0.013523,0.002962,0.004688
twpcmbeC3.c1,2005,04 1:00:00,30 ,       0,0.072005,0.006351,0.013553
twpcmbeC3.c1,2005,04 2:00:00,30 ,       0,0.013642,0.002418,0.004149
twpcmbeC3.c1,2005,04 3:00:00,30 ,       0,0.013578,0.001996,0.003726
twpcmbeC3.c1,2005,04 4:00:00,30 ,       0,0.012587,0.000813,0.003096
twpcmbeC3.c1,2005,04 5:00:00,30 ,       0,0.012556,0.000419,0.002292
twpcmbeC3.c1,2005,04 6:00:00,30 ,       0,       0,       0,       0
twpcmbeC3.c1,2005,04 7:00:00,30 ,12.34988,25.02396, 16.1387,4.143115
twpcmbeC3.c1,2005,04 8:00:00,30 ,6.905741,45.73034, 18.7711,12.48903
twpcmbeC3.c1,2005,04 9:00:00,30 ,1.846687,44.41528,13.22002,13.58059
twpcmbeC3.c1,2005,0410:00:00,30 ,0.750489,55.95564,16.36205,18.89693
twpcmbeC3.c1,2005,0411:00:00,30 ,0.347736,76.57037,19.19547,21.04788
twpcmbeC3.c1,2005,0412:00:00,30 ,0.723206,114.5171,20.33005,24.92467
twpcmbeC3.c1,2005,0413:00:00,30 ,0.515198,139.6707, 27.3227,30.56261
twpcmbeC3.c1,2005,0414:00:00,30 , 1.39871,69.20364,29.56775,19.36656
twpcmbeC3.c1,2005,0415:00:00,30 ,1.756214,86.33144, 32.0051,  22.269
twpcmbeC3.c1,2005,0416:00:00,30 ,1.630246,96.77159,27.97819,22.11376
twpcmbeC3.c1,2005,0417:00:00,30 ,3.584141,79.67806,28.86859,21.28613
twpcmbeC3.c1,2005,0418:00:00,29 ,8.271349,44.35652,18.40764,8.875652
twpcmbeC3.c1,2005,0419:00:00,30 ,1.812268,10.79636,4.668282,2.926382
twpcmbeC3.c1,2005,0420:00:00,30 ,       0, 0.01575,0.000771,0.002985
twpcmbeC3.c1,2005,0421:00:00,30 ,       0,0.027102,0.002966,0.006035
twpcmbeC3.c1,2005,0422:00:00,30 ,       0,0.036276,0.002929, 0.00763
twpcmbeC3.c1,2005,0423:00:00,30 ,       0, 0.10557,0.006406,0.019479