datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1998,04 0:30:00,28 ,       0,894.2281,66.05082,185.1385
sgpcmbeC1.c1,1998,04 1:30:00,28 ,       0,999.0419,71.72585,212.1074
sgpcmbeC1.c1,1998,04 2:30:00,28 ,       0,867.7353,64.56994,193.9517
sgpcmbeC1.c1,1998,04 3:30:00,27 ,       0, 435.826,28.90881,86.72704
sgpcmbeC1.c1,1998,04 4:30:00,27 ,       0,240.6572,22.38392,52.29579
sgpcmbeC1.c1,1998,04 5:30:00,27 ,       0,175.5678,23.67873, 47.8777
sgpcmbeC1.c1,1998,04 6:30:00,28 ,       0,176.2719,28.12236,51.53357
sgpcmbeC1.c1,1998,04 7:30:00,28 ,       0,264.9214, 28.6138,60.19019
sgpcmbeC1.c1,1998,04 8:30:00,28 ,       0,155.3931,23.96616,39.80592
sgpcmbeC1.c1,1998,04 9:30:00,28 ,       0,203.6974,34.30802,59.59876
sgpcmbeC1.c1,1998,0410:30:00,29 ,       0,985.6489,93.83551,227.9369
sgpcmbeC1.c1,1998,0411:30:00,27 ,       0,837.5027,57.55523, 165.801
sgpcmbeC1.c1,1998,0412:30:00,27 ,0.081629,659.4588,58.30635,139.1954
sgpcmbeC1.c1,1998,0413:30:00,28 ,0.003635,1029.281,67.31999,196.8097
sgpcmbeC1.c1,1998,0414:30:00,28 ,0.000948,874.3691,61.74474,169.1263
sgpcmbeC1.c1,1998,0415:30:00,29 ,0.006034,625.8101,63.96714, 144.362
sgpcmbeC1.c1,1998,0416:30:00,29 ,0.270456,436.2386,60.37692, 133.242
sgpcmbeC1.c1,1998,0417:30:00,28 , 0.85343,403.4804,48.10399,99.38256
sgpcmbeC1.c1,1998,0418:30:00,30 ,1.158771,860.1908,74.46962,166.9978
sgpcmbeC1.c1,1998,0419:30:00,30 , 1.39434,545.8988,80.47136,141.3832
sgpcmbeC1.c1,1998,0420:30:00,28 ,1.307975,302.9059,38.29367,73.63947
sgpcmbeC1.c1,1998,0421:30:00,29 ,0.903202,332.6642,32.78458,68.83233
sgpcmbeC1.c1,1998,0422:30:00,28 ,0.317584,229.3449,25.39723, 49.8814
sgpcmbeC1.c1,1998,0423:30:00,28 ,       0,712.8223, 47.3254,138.3587