datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,10 0:30:00,30 ,0.300128, 33.6578,5.012774,7.904802
sgpcmbeC1.c1,2003,10 1:30:00,30 ,0.365669,11.88326,1.784328,2.442985
sgpcmbeC1.c1,2003,10 2:30:00,30 ,0.265409,15.20081, 2.16109,3.214761
sgpcmbeC1.c1,2003,10 3:30:00,30 ,0.302311,28.91764, 4.02315, 6.80725
sgpcmbeC1.c1,2003,10 4:30:00,30 , 0.28489,19.13872,3.018637,4.903994
sgpcmbeC1.c1,2003,10 5:30:00,30 ,0.353127,13.02032,2.345542,3.017906
sgpcmbeC1.c1,2003,10 6:30:00,30 ,0.308348,23.05864,  2.6465,4.634684
sgpcmbeC1.c1,2003,10 7:30:00,30 ,0.562969,31.61852,3.902137,6.076824
sgpcmbeC1.c1,2003,10 8:30:00,30 ,0.421458,15.12264,4.439013,3.901269
sgpcmbeC1.c1,2003,10 9:30:00,31 ,0.731694,20.58146,  5.2218,4.979791
sgpcmbeC1.c1,2003,1010:30:00,31 ,0.541872,12.82117,3.879011,3.288101
sgpcmbeC1.c1,2003,1011:30:00,31 ,0.780389,17.51964,3.937965,4.022099
sgpcmbeC1.c1,2003,1012:30:00,31 ,0.750618,16.44366,3.786404,3.641994
sgpcmbeC1.c1,2003,1013:30:00,31 ,0.590266,17.64061,3.586596,3.566505
sgpcmbeC1.c1,2003,1014:30:00,31 ,0.827215,25.70519,4.018129,4.994297
sgpcmbeC1.c1,2003,1015:30:00,30 ,0.568659,11.90388,3.060742,3.147614
sgpcmbeC1.c1,2003,1016:30:00,31 ,0.525811,14.79017,2.722571,3.033053
sgpcmbeC1.c1,2003,1017:30:00,31 ,0.459124,18.57845,3.335094,3.834422
sgpcmbeC1.c1,2003,1018:30:00,30 ,0.448526,6.973412,2.044239,1.389977
sgpcmbeC1.c1,2003,1019:30:00,30 ,0.301142,10.99807,2.230607,2.697168
sgpcmbeC1.c1,2003,1020:30:00,30 ,0.518854,15.25458,2.782808,3.524769
sgpcmbeC1.c1,2003,1021:30:00,30 ,0.401339, 7.83261,1.779673,1.674418
sgpcmbeC1.c1,2003,1022:30:00,30 ,0.404725,27.95003,3.808167,5.305203
sgpcmbeC1.c1,2003,1023:30:00,30 ,0.321505,27.15758,4.469716,6.268159