datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,11 0:30:00,25 ,       0,3.115016,0.341401,0.889907
sgpcmbeC1.c1,2007,11 1:30:00,28 ,       0,3.486458,0.322086,0.855772
sgpcmbeC1.c1,2007,11 2:30:00,24 ,       0,0.221419,0.010252,0.045258
sgpcmbeC1.c1,2007,11 3:30:00,24 ,       0,0.527894,0.028848,0.109255
sgpcmbeC1.c1,2007,11 4:30:00,25 ,       0,3.006967,0.211638,0.692498
sgpcmbeC1.c1,2007,11 5:30:00,25 ,       0,1.755404,0.071803, 0.35084
sgpcmbeC1.c1,2007,11 6:30:00,30 ,       0,0.836721,0.160614,0.270862
sgpcmbeC1.c1,2007,11 7:30:00,30 ,0.925543,78.76852,37.31412,20.11766
sgpcmbeC1.c1,2007,11 8:30:00,30 ,12.61908,261.1109, 175.752,61.86714
sgpcmbeC1.c1,2007,11 9:30:00,30 ,34.56048,437.2268,318.8398,100.0289
sgpcmbeC1.c1,2007,1110:30:00,30 ,67.48568,568.1307,433.5141,131.5201
sgpcmbeC1.c1,2007,1111:30:00,30 ,165.9564, 645.524, 506.226,127.3513
sgpcmbeC1.c1,2007,1112:30:00,30 ,159.9647,661.3917,532.8605,124.7409
sgpcmbeC1.c1,2007,1113:30:00,30 ,144.1475,615.2701,474.4079,130.8223
sgpcmbeC1.c1,2007,1114:30:00,30 ,90.41164,507.6167,383.4531,112.2156
sgpcmbeC1.c1,2007,1115:30:00,30 ,27.33046,341.4336,246.6776,78.49431
sgpcmbeC1.c1,2007,1116:30:00,30 ,9.926419,158.6696,97.08636,37.99737
sgpcmbeC1.c1,2007,1117:30:00,30 ,0.231508,18.67456,6.632508,4.502569
sgpcmbeC1.c1,2007,1118:30:00,30 ,       0,3.254652,0.626069,0.973909
sgpcmbeC1.c1,2007,1119:30:00,30 ,       0,2.946091,0.422718,0.796601
sgpcmbeC1.c1,2007,1120:30:00,28 ,       0,1.694319,0.213968,0.423566
sgpcmbeC1.c1,2007,1121:30:00,28 ,       0, 3.16476,0.247736,0.628824
sgpcmbeC1.c1,2007,1122:30:00,25 ,       0,3.311061,0.217568,0.672883
sgpcmbeC1.c1,2007,1123:30:00,27 ,       0,2.219573,0.150657,0.521243