datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,05 0:30:00,30 ,       0,1.264263,0.162153,0.339471
sgpcmbeC1.c1,2000,05 1:30:00,31 ,       0,2.407577,0.205443,0.530198
sgpcmbeC1.c1,2000,05 2:30:00,31 ,       0,2.391932,0.243012,0.607239
sgpcmbeC1.c1,2000,05 3:30:00,31 ,       0,1.249915,0.165934,0.363202
sgpcmbeC1.c1,2000,05 4:30:00,31 ,       0,2.418075,0.180983,0.507918
sgpcmbeC1.c1,2000,05 5:30:00,30 ,0.043839,26.42889, 10.6464,9.156855
sgpcmbeC1.c1,2000,05 6:30:00,23 ,       0, 175.791,111.1298,60.45786
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 ,14.35098,908.9229,702.3255, 282.982
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 ,35.30732,390.5492, 262.741,96.15561
sgpcmbeC1.c1,2000,0518:30:00,23 ,       0,157.3515,104.8552, 40.1745
sgpcmbeC1.c1,2000,0519:30:00,30 ,0.054547, 31.2107,11.22151,9.227009
sgpcmbeC1.c1,2000,0520:30:00,30 ,       0,2.330318,  0.2076,0.586455
sgpcmbeC1.c1,2000,0521:30:00,30 ,       0,2.147687,0.192953,0.465231
sgpcmbeC1.c1,2000,0522:30:00,30 ,       0,2.541279,0.254521,0.620609
sgpcmbeC1.c1,2000,0523:30:00,30 ,       0,2.308989,0.177332,0.486416