datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,11 0:30:00,29 ,       0,169.7878,27.21685,48.73513
sgpcmbeC1.c1,2003,11 1:30:00,29 ,0.325358,199.0421,24.45505,44.58168
sgpcmbeC1.c1,2003,11 2:30:00,28 ,0.456555,280.0842,30.83139,59.18404
sgpcmbeC1.c1,2003,11 3:30:00,28 ,0.106908,240.8085,27.84135,51.45252
sgpcmbeC1.c1,2003,11 4:30:00,28 ,0.284094,101.0959,23.42981,27.72775
sgpcmbeC1.c1,2003,11 5:30:00,28 , 0.07707,174.3421,35.74956,47.86061
sgpcmbeC1.c1,2003,11 6:30:00,27 ,0.148135,214.9293,28.40103,44.83047
sgpcmbeC1.c1,2003,11 7:30:00,27 ,0.104288, 212.119,30.68189,48.35867
sgpcmbeC1.c1,2003,11 8:30:00,27 ,       0,117.6494,22.96859,29.51874
sgpcmbeC1.c1,2003,11 9:30:00,29 ,       0,77.67234,18.27486,23.80397
sgpcmbeC1.c1,2003,1110:30:00,29 ,       0, 102.589,21.85735,30.18201
sgpcmbeC1.c1,2003,1111:30:00,29 ,       0,160.0706,29.61423,40.75087
sgpcmbeC1.c1,2003,1112:30:00,29 ,       0,186.1771,29.37217,44.36151
sgpcmbeC1.c1,2003,1113:30:00,28 ,       0,227.5656,33.80077,53.82683
sgpcmbeC1.c1,2003,1114:30:00,28 ,       0,225.8435,40.79339,61.21516
sgpcmbeC1.c1,2003,1115:30:00,28 ,       0,235.0829, 31.2623, 50.5156
sgpcmbeC1.c1,2003,1116:30:00,28 , 0.01908,295.8531, 39.9885,65.33865
sgpcmbeC1.c1,2003,1117:30:00,28 ,0.410849,257.2941,23.99383,49.94375
sgpcmbeC1.c1,2003,1118:30:00,28 ,0.255115,187.9619,16.88378, 35.6324
sgpcmbeC1.c1,2003,1119:30:00,28 ,0.623222,407.5138,22.90822,75.96478
sgpcmbeC1.c1,2003,1120:30:00,28 ,       0,315.1088,22.18706,61.14516
sgpcmbeC1.c1,2003,1121:30:00,28 ,       0,407.1418,24.17027,76.82948
sgpcmbeC1.c1,2003,1122:30:00,28 ,       0,219.0255,22.03528,46.46973
sgpcmbeC1.c1,2003,1123:30:00,28 ,       0,170.1516,17.33047,37.41069