datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1996,05 0:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 1:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 2:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 3:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 4:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 5:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 6:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 7:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 8:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,05 9:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0510:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0511:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0512:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0513:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0514:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0515:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0516:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0517:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0518:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0519:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0520:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0521:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0522:30:00,0 ,       .,       .,       .,       .
sgpcmbeC1.c1,1996,0523:30:00,0 ,       .,       .,       .,       .