datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,02 0:30:00,28 ,237.0066,376.1168,307.1713,32.68705
sgpcmbeC1.c1,2003,02 1:30:00,28 ,235.0463,382.0182, 306.361, 33.2118
sgpcmbeC1.c1,2003,02 2:30:00,28 ,240.0391,386.6565,306.5303,32.75971
sgpcmbeC1.c1,2003,02 3:30:00,28 ,238.8858,390.3385,305.3167,32.15566
sgpcmbeC1.c1,2003,02 4:30:00,28 ,240.7446,391.1126,305.5315,31.99326
sgpcmbeC1.c1,2003,02 5:30:00,28 ,240.8185, 389.823,305.3919, 31.9576
sgpcmbeC1.c1,2003,02 6:30:00,28 ,244.4445,388.2938,304.5776,31.67341
sgpcmbeC1.c1,2003,02 7:30:00,28 ,249.3992,388.6107, 305.009,31.24136
sgpcmbeC1.c1,2003,02 8:30:00,28 ,  253.68,394.8622,313.4012, 30.3795
sgpcmbeC1.c1,2003,02 9:30:00,28 ,258.2552,403.0494,324.0428,32.22274
sgpcmbeC1.c1,2003,0210:30:00,28 , 261.953,411.8842,335.4456,36.21733
sgpcmbeC1.c1,2003,0211:30:00,28 ,263.1157,427.5308,344.9688,41.12171
sgpcmbeC1.c1,2003,0212:30:00,28 ,264.4532,436.6421, 351.735,44.77584
sgpcmbeC1.c1,2003,0213:30:00,28 ,267.9138,444.8693, 356.294, 47.8915
sgpcmbeC1.c1,2003,0214:30:00,28 , 268.608,440.9454,354.6957,46.68086
sgpcmbeC1.c1,2003,0215:30:00,28 ,266.9764,433.8769,350.6994,45.38477
sgpcmbeC1.c1,2003,0216:30:00,28 , 264.558,428.9865,343.6227,42.54043
sgpcmbeC1.c1,2003,0217:30:00,28 ,263.5585,410.1015,332.2119,36.81195
sgpcmbeC1.c1,2003,0218:30:00,28 ,262.4623,   396.3,320.8416,33.25233
sgpcmbeC1.c1,2003,0219:30:00,28 ,260.0696,387.8735,316.9849,31.08018
sgpcmbeC1.c1,2003,0220:30:00,28 ,255.7297,382.6622,314.8778,30.53421
sgpcmbeC1.c1,2003,0221:30:00,28 ,249.4408,383.7716,312.8789,32.64575
sgpcmbeC1.c1,2003,0222:30:00,28 , 240.572,377.4523,309.9323, 31.9334
sgpcmbeC1.c1,2003,0223:30:00,28 ,238.0267,375.2426,307.7915,32.55481