datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,04 0:30:00,30 ,       0,1.113904,0.114662, 0.27451
sgpcmbeC1.c1,2000,04 1:30:00,30 ,       0,1.477353,0.160442,0.376604
sgpcmbeC1.c1,2000,04 2:30:00,30 ,       0,1.269107,0.140594,0.328651
sgpcmbeC1.c1,2000,04 3:30:00,30 ,       0,1.413602,0.156859,0.362854
sgpcmbeC1.c1,2000,04 4:30:00,30 ,       0,1.508975, 0.13427,0.334161
sgpcmbeC1.c1,2000,04 5:30:00,30 ,       0,2.473113,0.342527, 0.53689
sgpcmbeC1.c1,2000,04 6:30:00,24 ,0.080544,55.75112,19.51257,20.60902
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 ,0.076242,615.8687,330.0029,237.3835
sgpcmbeC1.c1,2000,0416:30:00,24 ,       0, 433.292,207.8452,174.6362
sgpcmbeC1.c1,2000,0417:30:00,24 ,0.003418,232.9776,109.0713,83.75463
sgpcmbeC1.c1,2000,0418:30:00,25 ,       0, 55.7048,20.74742, 17.4467
sgpcmbeC1.c1,2000,0419:30:00,30 ,       0,0.986515,0.213039, 0.24886
sgpcmbeC1.c1,2000,0420:30:00,30 ,       0,0.619475,0.079469,0.179404
sgpcmbeC1.c1,2000,0421:30:00,30 ,       0,1.877866,0.165214,0.408695
sgpcmbeC1.c1,2000,0422:30:00,30 ,       0, 1.05885,0.159971,0.297983
sgpcmbeC1.c1,2000,0423:30:00,30 ,       0,1.784869,0.225219,0.476638