datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,05 0:30:00,27 ,358.9068, 437.298, 397.783,18.45721
sgpcmbeC1.c1,2007,05 1:30:00,28 ,356.6254,520.7486,401.2083, 30.3408
sgpcmbeC1.c1,2007,05 2:30:00,28 ,354.0283,434.9182,396.1794, 19.9065
sgpcmbeC1.c1,2007,05 3:30:00,29 ,352.4747,431.1632,395.2161,19.23188
sgpcmbeC1.c1,2007,05 4:30:00,29 ,351.1304,424.3497,394.2133,19.87762
sgpcmbeC1.c1,2007,05 5:30:00,29 , 346.808,483.9086,396.6886,26.19294
sgpcmbeC1.c1,2007,05 6:30:00,29 ,359.2466, 481.114,402.3093, 22.3218
sgpcmbeC1.c1,2007,05 7:30:00,28 ,378.8439,432.7949,407.2268,13.27074
sgpcmbeC1.c1,2007,05 8:30:00,29 ,394.5083,448.2315,417.1108, 14.6735
sgpcmbeC1.c1,2007,05 9:30:00,29 ,391.7006,464.3488,424.6629,18.74237
sgpcmbeC1.c1,2007,0510:30:00,29 ,387.4861,471.2523,432.7368,21.78488
sgpcmbeC1.c1,2007,0511:30:00,29 ,390.8672,479.7432,441.6505,23.50837
sgpcmbeC1.c1,2007,0512:30:00,29 ,405.0724,483.2531,446.8619, 23.1365
sgpcmbeC1.c1,2007,0513:30:00,29 ,403.7968,482.6781,449.6907,22.48657
sgpcmbeC1.c1,2007,0514:30:00,30 ,404.1856,479.0028,448.4271,21.15389
sgpcmbeC1.c1,2007,0515:30:00,30 ,404.8966, 473.938,446.2019,18.33405
sgpcmbeC1.c1,2007,0516:30:00,30 ,405.4904, 467.212,441.2193,16.43292
sgpcmbeC1.c1,2007,0517:30:00,30 , 407.683,458.7548, 434.674,15.50527
sgpcmbeC1.c1,2007,0518:30:00,30 ,  399.96, 444.811,425.0986,13.94932
sgpcmbeC1.c1,2007,0519:30:00,30 ,  380.28,437.1451,414.1511,15.22265
sgpcmbeC1.c1,2007,0520:30:00,29 ,372.2644,437.6917,407.7716,16.12441
sgpcmbeC1.c1,2007,0521:30:00,30 ,369.8339,520.1725,409.2253,26.75509
sgpcmbeC1.c1,2007,0522:30:00,29 ,363.3267,434.4927,402.0609,17.71065
sgpcmbeC1.c1,2007,0523:30:00,27 ,360.5485,437.3071,400.3738,18.69229