datastream, year, month, tod,n, min, max, mean, std sgpcmbeC1.c1,2007,06 0:30:00,30 ,312.9057,422.9452,380.5192,28.37869 sgpcmbeC1.c1,2007,06 1:30:00,30 ,306.4471,426.5987,380.1254,29.29581 sgpcmbeC1.c1,2007,06 2:30:00,30 ,299.9005,426.1436,376.8376,30.87866 sgpcmbeC1.c1,2007,06 3:30:00,30 ,295.3825,425.4241,375.3762,31.28311 sgpcmbeC1.c1,2007,06 4:30:00,30 , 292.519,425.7888,375.7702, 31.6899 sgpcmbeC1.c1,2007,06 5:30:00,30 ,289.1457,428.1981,375.4399,31.85123 sgpcmbeC1.c1,2007,06 6:30:00,30 ,290.3178, 427.007,380.9424,32.04754 sgpcmbeC1.c1,2007,06 7:30:00,30 ,295.7617,428.7546,384.8187,30.60385 sgpcmbeC1.c1,2007,06 8:30:00,30 , 300.309,428.9031, 387.535, 31.2203 sgpcmbeC1.c1,2007,06 9:30:00,30 , 305.445,431.9499,394.7812,31.17671 sgpcmbeC1.c1,2007,0610:30:00,29 , 310.414,433.6559,396.7192,29.97439 sgpcmbeC1.c1,2007,0611:30:00,29 ,315.3648,440.4576,400.2568,29.59894 sgpcmbeC1.c1,2007,0612:30:00,29 ,320.0116,443.5775,403.3405,28.81169 sgpcmbeC1.c1,2007,0613:30:00,28 ,322.7275,446.3435, 407.273,27.63002 sgpcmbeC1.c1,2007,0614:30:00,29 ,325.5637,457.8841,406.2132,24.63748 sgpcmbeC1.c1,2007,0615:30:00,29 ,327.0098, 436.746,405.0737,23.33906 sgpcmbeC1.c1,2007,0616:30:00,29 ,327.9753,433.9499,405.6419, 23.3907 sgpcmbeC1.c1,2007,0617:30:00,30 ,327.9478,441.4157,402.4783,24.74142 sgpcmbeC1.c1,2007,0618:30:00,30 ,326.5473, 437.066,396.7357,23.75473 sgpcmbeC1.c1,2007,0619:30:00,30 ,322.4484,431.8423,392.0911,25.03466 sgpcmbeC1.c1,2007,0620:30:00,30 ,315.3069,435.1352, 386.884,27.24906 sgpcmbeC1.c1,2007,0621:30:00,30 ,313.7361,426.8607,384.0009,27.25642 sgpcmbeC1.c1,2007,0622:30:00,30 , 312.805,423.3564,382.3358,27.52926 sgpcmbeC1.c1,2007,0623:30:00,30 ,312.8932,421.0913,381.0014, 26.3862