datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,06 0:30:00,30 ,       0,1.019632,0.257209,0.271798
sgpcmbeC1.c1,1997,06 1:30:00,30 ,       0,2.408188,0.313118, 0.45385
sgpcmbeC1.c1,1997,06 2:30:00,30 ,       0,1.291992,0.301484,0.311371
sgpcmbeC1.c1,1997,06 3:30:00,30 ,       0,1.709877,0.302577,0.362591
sgpcmbeC1.c1,1997,06 4:30:00,30 ,       0, 1.18255,0.359165,0.328859
sgpcmbeC1.c1,1997,06 5:30:00,30 ,1.850813,49.58815,21.41634,10.40727
sgpcmbeC1.c1,1997,06 6:30:00,30 ,16.08753,192.2374,125.6471,56.20688
sgpcmbeC1.c1,1997,06 7:30:00,30 , 44.7562,409.4887,265.2588,118.6482
sgpcmbeC1.c1,1997,06 8:30:00,30 ,69.19435,595.3539,411.6861,184.6184
sgpcmbeC1.c1,1997,06 9:30:00,30 ,112.0004,772.6937,545.0803,230.4331
sgpcmbeC1.c1,1997,0610:30:00,30 ,40.19033,894.7304,640.3859,260.0368
sgpcmbeC1.c1,1997,0611:30:00,30 ,110.6673,1015.126,752.8315,269.4321
sgpcmbeC1.c1,1997,0612:30:00,30 ,210.1725, 1025.54,783.3967,234.7417
sgpcmbeC1.c1,1997,0613:30:00,30 ,145.0676,1009.516, 746.243,212.8036
sgpcmbeC1.c1,1997,0614:30:00,30 ,232.5809,894.0522,721.7162,166.1913
sgpcmbeC1.c1,1997,0615:30:00,30 , 198.647,772.8232,612.8401,146.8264
sgpcmbeC1.c1,1997,0616:30:00,30 ,106.0063,643.1067,448.6862,143.4203
sgpcmbeC1.c1,1997,0617:30:00,30 ,7.300773,385.5632,275.5672,105.8061
sgpcmbeC1.c1,1997,0618:30:00,30 ,8.328841,200.7278,123.2298,56.55104
sgpcmbeC1.c1,1997,0619:30:00,30 ,1.943606,39.57076,23.94419,10.78137
sgpcmbeC1.c1,1997,0620:30:00,30 ,0.005827,1.164113, 0.40638,0.367947
sgpcmbeC1.c1,1997,0621:30:00,30 ,       0,0.913351, 0.22309,0.280181
sgpcmbeC1.c1,1997,0622:30:00,30 ,       0,0.626236,0.183131,0.200938
sgpcmbeC1.c1,1997,0623:30:00,30 ,0.000336,1.140389,0.291052,0.293803