datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,11 0:30:00,30 ,298.4484,394.9624,351.5296,27.07798
sgpcmbeC1.c1,1999,11 1:30:00,30 ,300.5185,394.5448,348.5688,25.81083
sgpcmbeC1.c1,1999,11 2:30:00,30 ,299.5912, 394.893,346.9187,25.63324
sgpcmbeC1.c1,1999,11 3:30:00,30 , 299.494,392.4706,344.3977,25.28103
sgpcmbeC1.c1,1999,11 4:30:00,30 ,299.7142,391.6411,342.6725,25.49334
sgpcmbeC1.c1,1999,11 5:30:00,30 ,296.1868,391.3551,342.7956,26.47491
sgpcmbeC1.c1,1999,11 6:30:00,30 ,293.5261, 391.109,341.8225,26.86478
sgpcmbeC1.c1,1999,11 7:30:00,30 ,297.2352,391.9778,344.3565, 26.6875
sgpcmbeC1.c1,1999,11 8:30:00,30 ,313.2765,399.2075,359.8787,26.09002
sgpcmbeC1.c1,1999,11 9:30:00,30 ,332.0593,  413.57,379.3939,25.83796
sgpcmbeC1.c1,1999,1110:30:00,30 ,352.8725,431.7664,399.2288,26.87898
sgpcmbeC1.c1,1999,1111:30:00,30 ,358.5353,447.5741,413.9992,28.20662
sgpcmbeC1.c1,1999,1112:30:00,30 ,365.3242,460.8856,422.5559,28.94381
sgpcmbeC1.c1,1999,1113:30:00,30 ,368.1913,464.8141,425.4634,29.24354
sgpcmbeC1.c1,1999,1114:30:00,30 , 365.109,461.9402,422.0493,28.75864
sgpcmbeC1.c1,1999,1115:30:00,30 ,363.4328,453.9624,414.3714, 28.3959
sgpcmbeC1.c1,1999,1116:30:00,30 ,349.0221,438.5346,399.1923,28.02784
sgpcmbeC1.c1,1999,1117:30:00,30 ,325.6382,417.8622,377.7121,28.98458
sgpcmbeC1.c1,1999,1118:30:00,30 ,317.8192,410.3363,368.2791,29.42802
sgpcmbeC1.c1,1999,1119:30:00,30 ,314.9847, 409.457,363.3279,  27.693
sgpcmbeC1.c1,1999,1120:30:00,30 ,310.9289,407.3364,359.4749,27.10184
sgpcmbeC1.c1,1999,1121:30:00,30 , 306.521,405.8672,356.9594,26.80121
sgpcmbeC1.c1,1999,1122:30:00,30 ,304.5618,  397.01,354.6931,25.44338
sgpcmbeC1.c1,1999,1123:30:00,30 ,302.6195,394.7359,352.1516,26.38818