datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2003,12 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 6:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,12 7:30:00,3 ,0.010551,0.931192,0.318939,0.530231
sgpcmbeC1.c1,2003,12 8:30:00,31 , 0.00794,0.999995,0.364726,0.432239
sgpcmbeC1.c1,2003,12 9:30:00,31 ,0.006684,       1,0.403915,0.442823
sgpcmbeC1.c1,2003,1210:30:00,31 ,0.002537,       1,0.414093,0.457099
sgpcmbeC1.c1,2003,1211:30:00,31 ,0.002102,       1,0.410759,0.447306
sgpcmbeC1.c1,2003,1212:30:00,31 ,0.004902,0.999858, 0.41235,0.439382
sgpcmbeC1.c1,2003,1213:30:00,31 ,0.006592,0.999804,0.415109,0.435832
sgpcmbeC1.c1,2003,1214:30:00,31 ,0.004098,0.999698,0.404679,0.434236
sgpcmbeC1.c1,2003,1215:30:00,31 ,0.002784,0.996269,0.354442,0.415522
sgpcmbeC1.c1,2003,1216:30:00,31 ,0.006056,0.990562,0.291002,0.378909
sgpcmbeC1.c1,2003,1217:30:00,10 ,0.014913,0.994472,0.386749,0.462938
sgpcmbeC1.c1,2003,1218:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,1219:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,1220:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,1221:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,1222:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2003,1223:30:00,0 ,       .,       .,       .,       .