datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,07 0:30:00,31 ,       0,0.091537,0.006406,0.017557
twpcmbeC1.c1,2003,07 1:30:00,31 ,       0,0.045533,0.003834,0.010279
twpcmbeC1.c1,2003,07 2:30:00,31 ,       0,0.027868,0.000899,0.005005
twpcmbeC1.c1,2003,07 3:30:00,31 ,       0,0.047841,0.001718,0.008615
twpcmbeC1.c1,2003,07 4:30:00,31 ,       0, 0.05977,0.003508,0.013649
twpcmbeC1.c1,2003,07 5:30:00,31 ,       0,0.031986, 0.00108,0.005742
twpcmbeC1.c1,2003,07 6:30:00,31 ,3.578787,37.51992,14.29783,7.041684
twpcmbeC1.c1,2003,07 7:30:00,31 ,4.664767,60.67447,26.42868,17.53059
twpcmbeC1.c1,2003,07 8:30:00,31 ,2.110567,126.9035,35.01729,29.16765
twpcmbeC1.c1,2003,07 9:30:00,31 ,1.251837,111.8639, 39.0014,26.12087
twpcmbeC1.c1,2003,0710:30:00,31 ,1.789428, 129.732,56.10698, 35.1622
twpcmbeC1.c1,2003,0711:30:00,31 ,2.471168,134.2687,60.78539,41.10769
twpcmbeC1.c1,2003,0712:30:00,31 , 2.67587,177.9678,53.51884,38.75621
twpcmbeC1.c1,2003,0713:30:00,31 ,2.136008, 139.557,51.92003,36.28506
twpcmbeC1.c1,2003,0714:30:00,31 ,1.288909, 77.3932,40.30925,22.28139
twpcmbeC1.c1,2003,0715:30:00,31 ,2.094438,130.0126,39.15105,27.04668
twpcmbeC1.c1,2003,0716:30:00,31 , 3.84589,64.86608,33.35461,17.85649
twpcmbeC1.c1,2003,0717:30:00,31 ,5.209979,57.79731,22.34397,11.45948
twpcmbeC1.c1,2003,0718:30:00,31 ,0.888744,13.31374,4.188482,2.453571
twpcmbeC1.c1,2003,0719:30:00,31 ,       0, 0.05057,0.002958,0.010905
twpcmbeC1.c1,2003,0720:30:00,31 ,       0,0.035334, 0.00114,0.006346
twpcmbeC1.c1,2003,0721:30:00,31 ,       0,0.014796,0.000735,0.002731
twpcmbeC1.c1,2003,0722:30:00,31 ,       0,  0.0687,0.004881,0.014593
twpcmbeC1.c1,2003,0723:30:00,31 ,       0,0.101218,0.009754,0.022749