datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1997,04 0:30:00,29 ,       0,1545.422,180.9127,415.8834
sgpcmbeC1.c1,1997,04 1:30:00,27 ,       0,916.3303,95.88823, 204.072
sgpcmbeC1.c1,1997,04 2:30:00,29 ,       0,1169.402,117.1082,248.3565
sgpcmbeC1.c1,1997,04 3:30:00,27 ,       0,  558.11,84.97985,151.3758
sgpcmbeC1.c1,1997,04 4:30:00,29 ,0.003688,917.7241,117.1362, 217.139
sgpcmbeC1.c1,1997,04 5:30:00,29 ,0.021269,909.7004,79.91261,178.3583
sgpcmbeC1.c1,1997,04 6:30:00,29 ,0.015707,467.9905,76.99879,134.5839
sgpcmbeC1.c1,1997,04 7:30:00,28 ,0.002479,554.9567,62.72802,117.6325
sgpcmbeC1.c1,1997,04 8:30:00,29 ,0.011512,1057.789,91.92241, 209.566
sgpcmbeC1.c1,1997,04 9:30:00,29 ,0.010115,818.4694,72.68388,157.1977
sgpcmbeC1.c1,1997,0410:30:00,28 ,0.012892,  305.16,54.52692,89.86149
sgpcmbeC1.c1,1997,0411:30:00,29 ,       0,989.4354, 93.5535,207.6757
sgpcmbeC1.c1,1997,0412:30:00,29 ,       0,792.8344,99.03888,204.5322
sgpcmbeC1.c1,1997,0413:30:00,28 ,       0,466.7634, 69.7094,117.9187
sgpcmbeC1.c1,1997,0414:30:00,29 ,       0,1126.338,129.3596,283.9052
sgpcmbeC1.c1,1997,0415:30:00,28 ,       0,964.8521,126.8425,246.9861
sgpcmbeC1.c1,1997,0416:30:00,28 ,0.053831, 1242.96,142.0422,293.0743
sgpcmbeC1.c1,1997,0417:30:00,28 ,1.035482,1423.847,140.4108,317.8962
sgpcmbeC1.c1,1997,0418:30:00,29 ,2.556662,1201.571,141.6208,288.5973
sgpcmbeC1.c1,1997,0419:30:00,29 ,0.749195, 1282.54,175.2072,319.8713
sgpcmbeC1.c1,1997,0420:30:00,29 ,0.727768,964.6829,129.5811,240.7241
sgpcmbeC1.c1,1997,0421:30:00,29 ,0.024493,1696.202,179.6364,409.0884
sgpcmbeC1.c1,1997,0422:30:00,27 ,0.012774, 1714.71,100.8202,330.2614
sgpcmbeC1.c1,1997,0423:30:00,28 ,0.013542,1775.958,119.9716,341.6828