datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,04 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,04 6:30:00,29 ,0.003873,       1,0.533799,0.424184
sgpcmbeC1.c1,2002,04 7:30:00,29 ,0.001096,       1,0.594188,0.457519
sgpcmbeC1.c1,2002,04 8:30:00,29 ,0.001472,       1,0.567127,0.460421
sgpcmbeC1.c1,2002,04 9:30:00,29 ,0.002272,       1,0.617753,0.454811
sgpcmbeC1.c1,2002,0410:30:00,29 ,0.001393,       1,0.598085,0.470129
sgpcmbeC1.c1,2002,0411:30:00,29 ,0.001023,       1, 0.57731,0.462191
sgpcmbeC1.c1,2002,0412:30:00,29 ,0.001112,       1,0.528395,0.475667
sgpcmbeC1.c1,2002,0413:30:00,28 ,0.000845,       1,0.554683,0.475839
sgpcmbeC1.c1,2002,0414:30:00,28 ,0.001242,       1,0.526985,0.468258
sgpcmbeC1.c1,2002,0415:30:00,28 ,0.002306,       1,0.501228,0.461573
sgpcmbeC1.c1,2002,0416:30:00,28 ,0.001346,       1,0.502753,0.448235
sgpcmbeC1.c1,2002,0417:30:00,28 ,0.001779,       1,0.524575,0.461204
sgpcmbeC1.c1,2002,0418:00:00,17 ,0.001617,       1,0.641435,0.465566
sgpcmbeC1.c1,2002,0418:30:00,30 ,0.001593,0.999876,0.448683,0.426327
sgpcmbeC1.c1,2002,0419:30:00,1 ,0.992402,0.992402,0.992402,       .
sgpcmbeC1.c1,2002,0420:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0421:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0422:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,2002,0423:30:00,0 ,       .,       .,       .,       .