datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,1997,06 0:30:00,23 ,       0,0.481826,0.260686,0.143152
twpcmbeC1.c1,1997,06 1:30:00,23 ,       0,0.451275,0.256324,0.130493
twpcmbeC1.c1,1997,06 2:30:00,23 ,       0,0.426936,0.201941,0.129359
twpcmbeC1.c1,1997,06 3:30:00,23 ,       0,0.379671,0.131164,0.127842
twpcmbeC1.c1,1997,06 4:30:00,23 ,       0,0.236941,0.036646,0.075703
twpcmbeC1.c1,1997,06 5:30:00,23 ,       0,0.300138,0.059453,0.097383
twpcmbeC1.c1,1997,06 6:30:00,23 ,10.73709,53.37788,29.09985,11.66727
twpcmbeC1.c1,1997,06 7:30:00,23 ,10.38917,117.5399,68.28404,25.71651
twpcmbeC1.c1,1997,06 8:30:00,23 ,38.63335,219.0868,99.38056,50.00926
twpcmbeC1.c1,1997,06 9:30:00,23 ,41.68988, 271.107,135.1487,69.14687
twpcmbeC1.c1,1997,0610:30:00,23 ,39.75134,313.4029,139.7466,69.27177
twpcmbeC1.c1,1997,0611:30:00,23 ,12.85999,296.5372,129.7317,78.57652
twpcmbeC1.c1,1997,0612:30:00,23 ,8.467297,  313.27,  143.85,86.84669
twpcmbeC1.c1,1997,0613:30:00,23 ,19.37953,180.9678,96.04789,55.04195
twpcmbeC1.c1,1997,0614:30:00,23 ,40.98213,284.3445,117.3305,65.10145
twpcmbeC1.c1,1997,0615:30:00,23 ,50.06312,254.7157,100.5989,50.50343
twpcmbeC1.c1,1997,0616:30:00,24 ,16.44773,141.7736,76.64632, 32.2371
twpcmbeC1.c1,1997,0617:30:00,23 ,8.727422,65.42079,43.38081,17.27767
twpcmbeC1.c1,1997,0618:30:00,23 , 1.48989,5.125407,3.201506,1.080446
twpcmbeC1.c1,1997,0619:30:00,23 ,       0,0.284812,0.031817,0.076368
twpcmbeC1.c1,1997,0620:30:00,23 ,       0,0.578557, 0.13523,0.144505
twpcmbeC1.c1,1997,0621:30:00,23 ,       0,0.612551,0.196045,0.152684
twpcmbeC1.c1,1997,0622:30:00,23 ,       0,0.686862,  0.2424,0.153047
twpcmbeC1.c1,1997,0623:30:00,23 ,       0,0.479531,0.249856,0.118853