datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2007,02 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 6:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,02 7:30:00,23 ,0.000345,0.999265,0.293568,0.379953
sgpcmbeC1.c1,2007,02 8:30:00,28 ,0.006965,0.999528,0.395943,0.430228
sgpcmbeC1.c1,2007,02 9:30:00,28 ,0.004256,0.999735,0.440573,0.462609
sgpcmbeC1.c1,2007,0210:30:00,28 ,0.001743,0.999972,0.393802,0.454862
sgpcmbeC1.c1,2007,0211:30:00,28 ,0.001787,0.999926,0.372585,0.464036
sgpcmbeC1.c1,2007,0212:30:00,28 ,0.002199,0.999994, 0.35842,0.460154
sgpcmbeC1.c1,2007,0213:30:00,28 ,0.002658,0.999991,0.385268,0.442172
sgpcmbeC1.c1,2007,0214:30:00,28 ,0.002563,0.999922,0.433663, 0.46174
sgpcmbeC1.c1,2007,0215:30:00,28 ,0.002239,0.999582,0.491422,0.440097
sgpcmbeC1.c1,2007,0216:30:00,28 ,0.001507,0.999631,0.496922,0.451929
sgpcmbeC1.c1,2007,0217:30:00,28 ,0.001901,0.998379, 0.45452,0.417083
sgpcmbeC1.c1,2007,0218:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0219:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0220:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0221:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0222:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2007,0223:30:00,0 ,       .,       .,       .,       .