datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2006,04 0:30:00,30 ,       0,0.367616,0.025959,0.079161
twpcmbeC2.c1,2006,04 1:30:00,30 ,       0,0.462394, 0.03482,0.102991
twpcmbeC2.c1,2006,04 2:30:00,30 ,       0,0.199583,0.011139,0.043242
twpcmbeC2.c1,2006,04 3:30:00,30 ,       0,0.339641,0.012528,0.062134
twpcmbeC2.c1,2006,04 4:30:00,30 ,       0,       0,       0,       0
twpcmbeC2.c1,2006,04 5:30:00,30 ,       0,0.120731,0.004024,0.022042
twpcmbeC2.c1,2006,04 6:30:00,30 ,0.000333,0.010176, 0.00295,0.002449
twpcmbeC2.c1,2006,04 7:30:00,30 ,0.174557,76.05391, 32.0004,23.69467
twpcmbeC2.c1,2006,04 8:30:00,30 , 2.65126, 303.439,175.8272,90.36813
twpcmbeC2.c1,2006,04 9:30:00,30 ,8.160431,526.1714,360.4713,139.2784
twpcmbeC2.c1,2006,0410:30:00,30 ,116.3318,683.1271,523.1437,143.1901
twpcmbeC2.c1,2006,0411:30:00,30 ,251.7501,790.1228,579.0555,151.3228
twpcmbeC2.c1,2006,0412:30:00,30 , 352.542, 925.681,599.1107,167.6913
twpcmbeC2.c1,2006,0413:30:00,30 , 121.327,921.7402,604.4592,214.1261
twpcmbeC2.c1,2006,0414:30:00,30 ,125.5861,843.0731,524.5067,192.6359
twpcmbeC2.c1,2006,0415:30:00,30 ,16.14522,686.6124,398.1969,196.8378
twpcmbeC2.c1,2006,0416:30:00,30 ,0.424652,494.2148,251.8622,131.8305
twpcmbeC2.c1,2006,0417:30:00,30 ,0.167931,257.5775,121.3238,81.16456
twpcmbeC2.c1,2006,0418:30:00,30 ,0.059502, 49.3642,18.02613,14.87539
twpcmbeC2.c1,2006,0419:30:00,30 ,       0,0.017662,0.007254,0.004929
twpcmbeC2.c1,2006,0420:30:00,30 ,       0,0.076493,0.005786,0.018252
twpcmbeC2.c1,2006,0421:30:00,30 ,       0,0.281691,0.015622,0.053856
twpcmbeC2.c1,2006,0422:30:00,30 ,       0,0.296904,0.031714,0.072125
twpcmbeC2.c1,2006,0423:30:00,30 ,       0,0.512475,0.028025,0.098162