datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,11 0:30:00,30 ,297.1548,385.3278,333.4185,19.62396
sgpcmbeC1.c1,2002,11 1:30:00,30 ,288.6461,383.5368,332.5378,21.35031
sgpcmbeC1.c1,2002,11 2:30:00,30 ,288.0655,378.5313,330.2112,20.92293
sgpcmbeC1.c1,2002,11 3:30:00,30 ,290.8951,376.1701,328.2955, 20.1141
sgpcmbeC1.c1,2002,11 4:30:00,30 ,292.6576,374.3198,326.6327,19.55305
sgpcmbeC1.c1,2002,11 5:30:00,30 ,289.7471,377.0854,325.0367,  19.741
sgpcmbeC1.c1,2002,11 6:30:00,30 ,285.4591, 377.029,323.2923,21.47396
sgpcmbeC1.c1,2002,11 7:30:00,30 ,285.8584,377.7193,325.0075,21.64526
sgpcmbeC1.c1,2002,11 8:30:00,30 ,297.0546,386.0962,338.1404,  19.722
sgpcmbeC1.c1,2002,11 9:30:00,30 ,309.7227,404.1202,354.0979,20.82714
sgpcmbeC1.c1,2002,1110:30:00,30 ,320.1367,413.1968,369.5708,23.06522
sgpcmbeC1.c1,2002,1111:30:00,30 ,333.3063, 433.686,382.7412,27.21756
sgpcmbeC1.c1,2002,1112:30:00,30 ,336.1216,441.9742,389.5837,29.45031
sgpcmbeC1.c1,2002,1113:30:00,30 , 334.779,  453.35,391.1087,30.99833
sgpcmbeC1.c1,2002,1114:30:00,30 ,337.1872,446.0881,388.5106,29.87173
sgpcmbeC1.c1,2002,1115:30:00,30 ,328.2553,446.4843,381.6825, 29.2696
sgpcmbeC1.c1,2002,1116:30:00,30 ,317.0994,424.7943,369.3567,26.07071
sgpcmbeC1.c1,2002,1117:30:00,30 ,310.9442,399.2091,352.1772,22.65576
sgpcmbeC1.c1,2002,1118:30:00,30 , 300.454,396.3055, 345.536,21.80358
sgpcmbeC1.c1,2002,1119:30:00,30 ,295.3015,396.4196,341.8227, 21.0666
sgpcmbeC1.c1,2002,1120:30:00,30 ,292.9505,388.5596,339.5689,20.60876
sgpcmbeC1.c1,2002,1121:30:00,30 ,290.9195,381.3652,335.5592,19.47289
sgpcmbeC1.c1,2002,1122:30:00,30 ,288.7353,379.8172,335.1407,19.08624
sgpcmbeC1.c1,2002,1123:30:00,30 ,291.2623,379.0825, 333.384,18.83854