datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2001,10 0:30:00,24 ,       0,7.919349, 1.08808, 1.69101
sgpcmbeC1.c1,2001,10 1:30:00,24 ,       0,7.776039,1.086172,1.613896
sgpcmbeC1.c1,2001,10 2:30:00,24 ,       0,15.69583,1.763571,3.857077
sgpcmbeC1.c1,2001,10 3:30:00,23 ,       0,6.830783, 0.99885,1.700695
sgpcmbeC1.c1,2001,10 4:30:00,23 ,       0, 42.7446,3.926617,10.91896
sgpcmbeC1.c1,2001,10 5:30:00,23 ,       0,14.21054,1.173509,2.969349
sgpcmbeC1.c1,2001,10 6:30:00,23 ,       0,28.29605, 1.60988,5.849587
sgpcmbeC1.c1,2001,10 7:30:00,22 ,       0,16.60763,1.694292,4.604999
sgpcmbeC1.c1,2001,10 8:30:00,23 ,       0,17.98776,1.454963,3.810734
sgpcmbeC1.c1,2001,10 9:30:00,26 ,       0,63.31728,  5.8585, 14.0551
sgpcmbeC1.c1,2001,1010:30:00,29 ,       0,104.7055,8.492118,22.43373
sgpcmbeC1.c1,2001,1011:30:00,29 ,       0, 157.792,10.04971,30.72429
sgpcmbeC1.c1,2001,1012:30:00,29 ,       0,154.4891,9.731823,29.66966
sgpcmbeC1.c1,2001,1013:30:00,29 ,       0,201.2412,10.55735,37.50513
sgpcmbeC1.c1,2001,1014:30:00,29 ,       0,74.28595,5.199105,14.22935
sgpcmbeC1.c1,2001,1015:30:00,29 ,       0,160.3932,7.656421,29.65819
sgpcmbeC1.c1,2001,1016:30:00,29 ,       0,36.98025,4.735317,9.317618
sgpcmbeC1.c1,2001,1017:30:00,29 ,       0,57.79475,5.477924,13.09274
sgpcmbeC1.c1,2001,1018:30:00,29 ,       0,144.9459, 7.70983, 27.3727
sgpcmbeC1.c1,2001,1019:30:00,28 ,       0,5.782645, 1.31221,1.314555
sgpcmbeC1.c1,2001,1020:30:00,27 ,       0,3.938977,1.152649,1.167151
sgpcmbeC1.c1,2001,1021:30:00,27 ,       0,35.14687,2.327294,6.668589
sgpcmbeC1.c1,2001,1022:30:00,24 ,       0,3.201734,0.917881,1.021568
sgpcmbeC1.c1,2001,1023:30:00,24 ,       0,4.041662,0.717984,0.967296