datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,05 0:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,05 1:30:00,31 ,       0,0.609112,0.019649,  0.1094
sgpcmbeC1.c1,2000,05 2:30:00,31 ,       0,1.335193,0.051739,0.240637
sgpcmbeC1.c1,2000,05 3:30:00,31 ,       0,0.275045,0.008872,  0.0494
sgpcmbeC1.c1,2000,05 4:30:00,31 ,       0,0.665115,0.031019,0.129157
sgpcmbeC1.c1,2000,05 5:30:00,30 ,       0,26.23042,10.37337,  9.1721
sgpcmbeC1.c1,2000,05 6:30:00,23 ,       0, 175.791,111.1193,60.47674
sgpcmbeC1.c1,2000,05 7:30:00,22 ,33.33489,384.9167,276.5272,121.9068
sgpcmbeC1.c1,2000,05 8:30:00,21 ,157.3343,584.5026,475.4465,145.2528
sgpcmbeC1.c1,2000,05 9:30:00,21 ,76.24563,769.2303,617.8421,212.8063
sgpcmbeC1.c1,2000,0510:30:00,21 ,14.18315,908.9229,702.3175,283.0024
sgpcmbeC1.c1,2000,0511:30:00,22 ,141.2503,995.3321,757.0313,272.0354
sgpcmbeC1.c1,2000,0512:30:00,22 ,133.1738, 1028.06,769.4654, 288.676
sgpcmbeC1.c1,2000,0513:30:00,22 ,  260.83,1000.552,773.2603,247.9684
sgpcmbeC1.c1,2000,0514:30:00,22 ,266.2419, 895.008,710.9552,220.4559
sgpcmbeC1.c1,2000,0515:30:00,22 ,143.5331,730.7318,561.9818,198.7161
sgpcmbeC1.c1,2000,0516:30:00,23 ,52.92545,554.5816,428.3708,153.2021
sgpcmbeC1.c1,2000,0517:30:00,23 ,35.24748,390.5492,262.7384,96.16204
sgpcmbeC1.c1,2000,0518:30:00,23 ,       0,157.3515,104.8552, 40.1745
sgpcmbeC1.c1,2000,0519:30:00,30 ,       0, 31.2107,10.98215,9.270214
sgpcmbeC1.c1,2000,0520:30:00,30 ,       0,2.050038,0.135857,0.517028
sgpcmbeC1.c1,2000,0521:30:00,30 ,       0,1.618565,0.072677, 0.30944
sgpcmbeC1.c1,2000,0522:30:00,30 ,       0,2.274045,0.104176,0.438269
sgpcmbeC1.c1,2000,0523:30:00,30 ,       0,   0.525, 0.02086,0.096977