datastream, year, month, tod,n, min, max, mean, std sgpcmbeC1.c1,2002,02 0:30:00,18 ,263.6108,375.8144,313.2377,27.87095 sgpcmbeC1.c1,2002,02 1:30:00,18 ,260.1612,378.5857,312.0035,28.61617 sgpcmbeC1.c1,2002,02 2:30:00,18 ,260.3893,376.9002,310.3031,28.55375 sgpcmbeC1.c1,2002,02 3:30:00,18 ,261.1336,371.4074,310.9301,28.94129 sgpcmbeC1.c1,2002,02 4:30:00,18 ,260.6413,370.7031,308.9009,30.13523 sgpcmbeC1.c1,2002,02 5:30:00,18 ,255.6398,371.2113,307.8669,30.98129 sgpcmbeC1.c1,2002,02 6:30:00,18 ,240.4763,371.3485,305.4648,32.98203 sgpcmbeC1.c1,2002,02 7:30:00,18 ,252.7205,375.8398,309.2787,31.13766 sgpcmbeC1.c1,2002,02 8:30:00,18 ,276.5401,382.8755, 325.176,26.00493 sgpcmbeC1.c1,2002,02 9:30:00,18 ,286.4872,391.6699,344.7742,25.25573 sgpcmbeC1.c1,2002,0210:30:00,18 ,296.4267,412.5324, 365.399,27.52832 sgpcmbeC1.c1,2002,0211:30:00,18 ,306.3075,427.5148,383.6552,30.58151 sgpcmbeC1.c1,2002,0212:30:00,18 ,315.1962,444.5493,394.1009,31.57645 sgpcmbeC1.c1,2002,0213:30:00,18 ,318.1688,440.4681,397.3216,32.63118 sgpcmbeC1.c1,2002,0214:30:00,18 ,317.5743,432.4104,397.1644,32.63541 sgpcmbeC1.c1,2002,0215:30:00,18 ,313.7326,428.4263,387.4468,32.18179 sgpcmbeC1.c1,2002,0216:30:00,19 , 303.639,408.4778,370.8349,30.12848 sgpcmbeC1.c1,2002,0217:30:00,19 ,293.2865,385.9503,352.1608, 27.1642 sgpcmbeC1.c1,2002,0218:30:00,19 ,283.0609,377.1768,330.5486,25.51495 sgpcmbeC1.c1,2002,0219:30:00,19 ,273.9738,373.3473,322.9251,24.28769 sgpcmbeC1.c1,2002,0220:30:00,19 ,265.3725,369.7872,318.9885,24.94461 sgpcmbeC1.c1,2002,0221:30:00,19 ,259.8188,367.0715, 316.409,26.15045 sgpcmbeC1.c1,2002,0222:30:00,19 ,261.1922, 369.224,314.6841,25.47583 sgpcmbeC1.c1,2002,0223:30:00,19 ,262.9827,369.4055,313.6548,25.85133