datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,04 0:30:00,30 ,       0,0.063236,0.002108,0.011545
sgpcmbeC1.c1,2000,04 1:30:00,30 ,       0,0.431307,0.026952,0.102813
sgpcmbeC1.c1,2000,04 2:30:00,30 ,       0,0.121216,0.004041,0.022131
sgpcmbeC1.c1,2000,04 3:30:00,30 ,       0,0.426799,0.017778, 0.07966
sgpcmbeC1.c1,2000,04 4:30:00,30 ,       0,0.447794,0.030403,0.094835
sgpcmbeC1.c1,2000,04 5:30:00,30 ,       0,1.775069,0.093128,0.329771
sgpcmbeC1.c1,2000,04 6:30:00,24 ,0.000177,55.75112,19.35595,20.71524
sgpcmbeC1.c1,2000,04 7:30:00,24 ,0.075483,239.2824,93.51431,85.80286
sgpcmbeC1.c1,2000,04 8:30:00,24 ,0.093765,448.3806,208.8299,167.1619
sgpcmbeC1.c1,2000,04 9:30:00,24 ,0.212742,623.5848,376.8637,225.3549
sgpcmbeC1.c1,2000,0410:30:00,24 ,0.517525,756.9542,475.1562,292.0339
sgpcmbeC1.c1,2000,0411:30:00,24 ,0.168625, 847.137,520.2841,321.3884
sgpcmbeC1.c1,2000,0412:30:00,24 ,0.231979,883.0454,560.6365,318.4597
sgpcmbeC1.c1,2000,0413:30:00,24 ,0.404404,843.4042,534.5453,313.3589
sgpcmbeC1.c1,2000,0414:30:00,23 ,0.688644,760.7911,445.1609, 279.222
sgpcmbeC1.c1,2000,0415:30:00,24 ,       0,615.8687,329.9997,237.3881
sgpcmbeC1.c1,2000,0416:30:00,24 ,       0, 433.292,207.8452,174.6362
sgpcmbeC1.c1,2000,0417:30:00,24 ,       0,232.9776,109.0659,83.76202
sgpcmbeC1.c1,2000,0418:30:00,25 ,       0, 55.7048, 20.6987,17.48434
sgpcmbeC1.c1,2000,0419:30:00,30 ,       0, 0.64412,0.068349,0.161678
sgpcmbeC1.c1,2000,0420:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0421:30:00,30 ,       0,1.296518,0.053635,0.241571
sgpcmbeC1.c1,2000,0422:30:00,30 ,       0,0.280474,0.013288,0.054876
sgpcmbeC1.c1,2000,0423:30:00,30 ,       0,0.699059,0.042405,0.162224