datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,08 0:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,08 1:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,08 2:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,08 3:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,08 4:30:00,30 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,08 5:30:00,30 ,       0,1.985944,0.284628, 0.42141
sgpcmbeC1.c1,1999,08 6:30:00,30 ,0.953134,26.47435,16.46806,8.385791
sgpcmbeC1.c1,1999,08 7:30:00,30 ,3.279792,73.43336,49.79985,23.57209
sgpcmbeC1.c1,1999,08 8:30:00,29 ,6.389933,114.9429,89.49842,30.79169
sgpcmbeC1.c1,1999,08 9:30:00,30 ,30.27618,153.1191,119.9855,31.99094
sgpcmbeC1.c1,1999,0810:30:00,30 ,61.47749,176.1485,146.6015,27.77183
sgpcmbeC1.c1,1999,0811:30:00,30 ,74.95401,178.4141,157.9865,25.63464
sgpcmbeC1.c1,1999,0812:30:00,30 ,58.25731,194.1239,162.0381, 29.4114
sgpcmbeC1.c1,1999,0813:30:00,30 , 64.2808,182.7123,152.7299,29.98085
sgpcmbeC1.c1,1999,0814:30:00,30 ,33.09602, 174.896,  144.12, 29.8435
sgpcmbeC1.c1,1999,0815:30:00,30 ,18.63705,153.1358,123.4315, 26.5664
sgpcmbeC1.c1,1999,0816:30:00,30 ,34.99812, 121.173,100.3218,18.48907
sgpcmbeC1.c1,1999,0817:30:00,30 ,9.564882, 86.2174,61.19587,18.27328
sgpcmbeC1.c1,1999,0818:30:00,30 ,0.688891, 45.5295,23.50217,9.422008
sgpcmbeC1.c1,1999,0819:30:00,29 ,       0,4.198769,  0.7332,1.047328
sgpcmbeC1.c1,1999,0820:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,0821:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,0822:30:00,29 ,       0,       0,       0,       0
sgpcmbeC1.c1,1999,0823:30:00,29 ,       0,       0,       0,       0