datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2005,05 0:30:00,31 ,324.0812,443.6067,390.6208,32.46955
sgpcmbeC1.c1,2005,05 1:30:00,31 ,332.8846,438.1714,389.8863,30.20602
sgpcmbeC1.c1,2005,05 2:30:00,31 ,323.3542,430.7091,387.6919,29.50318
sgpcmbeC1.c1,2005,05 3:30:00,31 ,317.6803,430.3944,385.1928,30.29668
sgpcmbeC1.c1,2005,05 4:30:00,31 ,310.9025,425.3643,382.1932,30.56006
sgpcmbeC1.c1,2005,05 5:30:00,31 ,309.9366,426.4067,381.7853,30.28808
sgpcmbeC1.c1,2005,05 6:30:00,31 ,328.8041,431.3693,391.2762,28.39261
sgpcmbeC1.c1,2005,05 7:30:00,31 , 344.234,459.7015,407.9646,28.54076
sgpcmbeC1.c1,2005,05 8:30:00,31 ,351.3531,486.7873,426.1148,31.63448
sgpcmbeC1.c1,2005,05 9:30:00,31 ,363.1445,512.0934,443.9821,36.67172
sgpcmbeC1.c1,2005,0510:30:00,31 ,  384.91,530.6503,460.1901,38.43154
sgpcmbeC1.c1,2005,0511:30:00,31 ,391.8352,545.2982,472.3631, 41.2317
sgpcmbeC1.c1,2005,0512:30:00,31 ,391.9833,555.7441,478.2802, 42.9326
sgpcmbeC1.c1,2005,0513:30:00,31 , 396.475,558.0793,482.7662,42.54942
sgpcmbeC1.c1,2005,0514:30:00,31 ,393.6401,551.8876,479.6109,41.91719
sgpcmbeC1.c1,2005,0515:30:00,31 ,386.8556,545.0414, 472.244,39.55389
sgpcmbeC1.c1,2005,0516:30:00,31 ,374.1965,529.3498,460.8747,38.94966
sgpcmbeC1.c1,2005,0517:30:00,31 ,359.9546,513.1786,447.2676,36.19678
sgpcmbeC1.c1,2005,0518:30:00,31 ,357.6212,495.4171,433.9568,32.97616
sgpcmbeC1.c1,2005,0519:30:00,31 ,341.3947,468.8375,416.1865,31.51716
sgpcmbeC1.c1,2005,0520:30:00,31 ,333.6695,457.7367,405.3254,30.94028
sgpcmbeC1.c1,2005,0521:30:00,31 ,333.4211,451.3864,401.5802,29.43831
sgpcmbeC1.c1,2005,0522:30:00,31 ,329.9653,443.4266, 397.683,29.22667
sgpcmbeC1.c1,2005,0523:30:00,31 ,329.4444,440.7408,394.6534,29.90071