datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2004,03 0:30:00,29 ,       0,596.0706,62.26666,140.0338
sgpcmbeC1.c1,2004,03 1:30:00,29 ,       0,887.1949,116.6176,246.1957
sgpcmbeC1.c1,2004,03 2:30:00,29 ,       0,1264.362, 134.775,320.0223
sgpcmbeC1.c1,2004,03 3:30:00,28 ,       0,1299.312,112.7606,315.4916
sgpcmbeC1.c1,2004,03 4:30:00,28 ,       0,1154.295,116.1528,283.9808
sgpcmbeC1.c1,2004,03 5:30:00,29 ,       0,1214.762, 135.376,321.7461
sgpcmbeC1.c1,2004,03 6:30:00,29 ,       0,1138.545,142.0959, 327.023
sgpcmbeC1.c1,2004,03 7:30:00,28 ,       0,1072.855,108.2256,270.2045
sgpcmbeC1.c1,2004,03 8:30:00,29 ,       0,1412.536,166.9036,371.4281
sgpcmbeC1.c1,2004,03 9:30:00,29 ,       0,1051.269,97.27356,227.6192
sgpcmbeC1.c1,2004,0310:30:00,29 ,       0,436.3159,70.00642,128.5651
sgpcmbeC1.c1,2004,0311:30:00,29 ,       0,1080.262,81.37812,210.0616
sgpcmbeC1.c1,2004,0312:30:00,29 ,       0,  1741.6,92.67842,323.9126
sgpcmbeC1.c1,2004,0313:30:00,29 ,       0,2003.734,104.7146,382.5149
sgpcmbeC1.c1,2004,0314:30:00,29 ,       0,1903.719,107.3348, 362.071
sgpcmbeC1.c1,2004,0315:30:00,29 ,       0,1176.061,72.03001,230.3894
sgpcmbeC1.c1,2004,0316:30:00,29 ,       0,650.1285,54.02713,  144.92
sgpcmbeC1.c1,2004,0317:30:00,29 ,       0,309.4235,36.70422,72.34853
sgpcmbeC1.c1,2004,0318:30:00,29 ,       0, 455.479,57.27717,122.6484
sgpcmbeC1.c1,2004,0319:30:00,29 ,       0, 436.726,46.73232, 107.129
sgpcmbeC1.c1,2004,0320:30:00,29 ,       0,298.0084,34.02453,70.98252
sgpcmbeC1.c1,2004,0321:30:00,28 ,       0,687.0753,43.56146,135.2795
sgpcmbeC1.c1,2004,0322:30:00,29 ,       0,540.8182,61.42317,139.3126
sgpcmbeC1.c1,2004,0323:30:00,29 ,       0,585.6176,51.46211,130.0158