datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,03 0:30:00,31 ,208.1938,368.1041,277.2936,34.41443
sgpcmbeC1.c1,2005,03 1:30:00,31 ,206.3498, 333.285, 277.744,33.61775
sgpcmbeC1.c1,2005,03 2:30:00,31 ,206.2786,338.3177,278.6933,36.97041
sgpcmbeC1.c1,2005,03 3:30:00,31 ,206.4329, 365.993,281.9112,39.50712
sgpcmbeC1.c1,2005,03 4:30:00,31 ,206.1817,  367.14,284.1601,41.51725
sgpcmbeC1.c1,2005,03 5:30:00,31 ,205.7245,366.6297, 280.797,42.16906
sgpcmbeC1.c1,2005,03 6:30:00,31 , 204.936,359.6225,277.5452,40.43674
sgpcmbeC1.c1,2005,03 7:30:00,31 ,207.1607,362.5851,278.8731,40.92606
sgpcmbeC1.c1,2005,03 8:30:00,31 ,211.5802,362.0702,281.2825,40.18744
sgpcmbeC1.c1,2005,03 9:30:00,31 ,215.1593,361.8697,288.8779,39.24687
sgpcmbeC1.c1,2005,0310:30:00,31 , 222.944,365.2805,291.6659,36.26477
sgpcmbeC1.c1,2005,0311:30:00,31 ,238.4348,367.6138,294.5846,34.19752
sgpcmbeC1.c1,2005,0312:30:00,31 ,233.8906, 341.887,297.2388,28.71274
sgpcmbeC1.c1,2005,0313:30:00,31 ,  237.72, 354.945,299.7391,29.69089
sgpcmbeC1.c1,2005,0314:30:00,31 ,  243.06,357.7046, 301.606,30.54346
sgpcmbeC1.c1,2005,0315:30:00,31 ,239.3458, 352.647,302.4501,30.01151
sgpcmbeC1.c1,2005,0316:30:00,31 ,237.1021, 352.434,300.7593,30.61221
sgpcmbeC1.c1,2005,0317:30:00,31 ,235.6047,369.6061,300.1174,34.48499
sgpcmbeC1.c1,2005,0318:30:00,31 ,229.5289,359.1742,296.5547,34.24381
sgpcmbeC1.c1,2005,0319:30:00,31 ,233.5625,354.4629,292.1471,34.44659
sgpcmbeC1.c1,2005,0320:30:00,31 ,240.4642,344.0072,288.2756,32.27049
sgpcmbeC1.c1,2005,0321:30:00,31 ,236.5341,337.5404,286.4628, 31.9396
sgpcmbeC1.c1,2005,0322:30:00,31 , 231.178,355.2832,283.4038,32.59475
sgpcmbeC1.c1,2005,0323:30:00,31 , 228.205,364.4593,282.7384,32.78045