datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,04 0:30:00,29 ,       0,180.4259,18.02452,41.93202
sgpcmbeC1.c1,2000,04 1:30:00,28 ,       0,369.3252,32.73605, 78.8796
sgpcmbeC1.c1,2000,04 2:30:00,28 ,       0,629.1258,54.30454,131.9902
sgpcmbeC1.c1,2000,04 3:30:00,27 ,       0,1161.263,93.11846,252.3167
sgpcmbeC1.c1,2000,04 4:30:00,27 ,       0,469.3098,61.89346, 130.551
sgpcmbeC1.c1,2000,04 5:30:00,27 ,       0,776.6499,67.11929,165.6527
sgpcmbeC1.c1,2000,04 6:30:00,26 ,       0,485.2018,54.95812,117.6376
sgpcmbeC1.c1,2000,04 7:30:00,28 ,       0, 1795.43,87.63917,339.9938
sgpcmbeC1.c1,2000,04 8:30:00,29 ,       0,299.0136,32.75359, 69.3478
sgpcmbeC1.c1,2000,04 9:30:00,29 ,       0,295.4446,32.08372,73.21337
sgpcmbeC1.c1,2000,0410:30:00,29 ,       0, 1287.25, 73.8855,242.9536
sgpcmbeC1.c1,2000,0411:30:00,29 ,       0,1324.126,88.71112,269.8454
sgpcmbeC1.c1,2000,0412:30:00,30 ,       0,1210.048,62.52753, 221.439
sgpcmbeC1.c1,2000,0413:30:00,30 ,       0,554.9659,43.51468,110.7522
sgpcmbeC1.c1,2000,0414:30:00,29 ,       0,665.1263,47.85769,130.8044
sgpcmbeC1.c1,2000,0415:30:00,29 ,       0,287.5676,26.94302,56.86444
sgpcmbeC1.c1,2000,0416:30:00,30 ,       0,416.4146,41.98924,98.95178
sgpcmbeC1.c1,2000,0417:30:00,30 ,       0,309.7716,29.95363,62.30126
sgpcmbeC1.c1,2000,0418:30:00,29 ,0.090035,379.8434,26.42594, 74.7223
sgpcmbeC1.c1,2000,0419:30:00,29 ,0.017108,375.7835,32.94264,83.32423
sgpcmbeC1.c1,2000,0420:30:00,28 ,       0,330.0294,30.71052,76.51291
sgpcmbeC1.c1,2000,0421:30:00,28 ,       0, 291.544,30.77746,73.49002
sgpcmbeC1.c1,2000,0422:30:00,28 ,       0,141.6375,16.57732,33.01941
sgpcmbeC1.c1,2000,0423:30:00,29 ,       0, 200.146,19.28561,47.26409