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 6:30:00,5 ,0.043914,4.050581,2.846738,1.682586
nsacmbeC1.c1,1998,03 7:30:00,15 , 0.02853,5.687586,2.380729,1.831878
nsacmbeC1.c1,1998,03 8:30:00,27 ,0.030383,5.510889,2.211814,1.659558
nsacmbeC1.c1,1998,03 9:30:00,29 ,0.033785,5.369987,3.103749,1.551119
nsacmbeC1.c1,1998,0310:30:00,29 ,0.035542,8.486011,4.071361,2.379473
nsacmbeC1.c1,1998,0311:30:00,29 ,0.034053,7.150145,3.281382,2.228944
nsacmbeC1.c1,1998,0312:30:00,31 , 0.02896,8.524729,3.156525,2.790616
nsacmbeC1.c1,1998,0313:30:00,30 ,0.028551,7.413513,  2.5353,2.303776
nsacmbeC1.c1,1998,0314:30:00,30 ,0.028497,8.399782,3.058085,2.676497
nsacmbeC1.c1,1998,0315:30:00,30 , 0.02442,8.821265, 3.16033,2.757674
nsacmbeC1.c1,1998,0316:30:00,29 ,0.031685,8.971305,3.509311,2.660918
nsacmbeC1.c1,1998,0317:30:00,29 ,0.030167,6.299881, 2.98887,1.984587
nsacmbeC1.c1,1998,0318:30:00,29 ,0.033425,5.402746,2.309932,1.639568
nsacmbeC1.c1,1998,0319:30:00,19 ,0.027348,6.388581,2.258372,2.136088
nsacmbeC1.c1,1998,0320:30:00,7 , 0.04087,3.669734,2.890997,1.277389
nsacmbeC1.c1,1998,0321:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0322:30:00,0 ,       .,       .,       .,       .
nsacmbeC1.c1,1998,0323:30:00,0 ,       .,       .,       .,       .