datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,1998,03 0:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 1:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 2:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 3:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 4:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 5:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 6:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,03 7:30:00,1 ,       0,       0,       0,       .
nsacmbeC1.c1,1998,03 8:30:00,5 ,       0,       0,       0,       0
nsacmbeC1.c1,1998,03 9:30:00,1 ,       0,       0,       0,       .
nsacmbeC1.c1,1998,0310:30:00,1 ,       0,       0,       0,       .
nsacmbeC1.c1,1998,0311:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0312:30:00,2 ,       0,       0,       0,       0
nsacmbeC1.c1,1998,0313:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0314:30:00,1 ,       0,       0,       0,       .
nsacmbeC1.c1,1998,0315:30:00,2 ,       0,       0,       0,       0
nsacmbeC1.c1,1998,0316:30:00,1 ,       0,       0,       0,       .
nsacmbeC1.c1,1998,0317:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0318:30:00,4 ,       0,       0,       0,       0
nsacmbeC1.c1,1998,0319:30:00,2 ,       0,       0,       0,       0
nsacmbeC1.c1,1998,0320:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0321:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0322:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0323:30:00,0 ,       .,       .,       .,       .