datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2004,03 0:30:00,17 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 1:30:00,16 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 2:30:00,16 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 3:30:00,18 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 4:30:00,21 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 5:30:00,27 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,03 6:30:00,27 ,       0,4.004231,0.395669,0.938508
nsacmbeC1.c1,2004,03 7:30:00,30 ,       0, 29.1905,6.819863,9.170744
nsacmbeC1.c1,2004,03 8:30:00,30 ,0.521471, 101.416,30.65157,27.70066
nsacmbeC1.c1,2004,03 9:30:00,31 , 16.3175,173.5088,73.17505,44.58494
nsacmbeC1.c1,2004,0310:30:00,31 ,52.98551,231.0698, 122.249,49.52082
nsacmbeC1.c1,2004,0311:30:00,31 ,93.68666,282.6377,175.5159,56.38298
nsacmbeC1.c1,2004,0312:30:00,31 , 126.366,359.1455,211.5215,58.31414
nsacmbeC1.c1,2004,0313:30:00,31 , 139.826, 358.023,224.1619,58.28128
nsacmbeC1.c1,2004,0314:30:00,31 , 133.122,329.5967,215.2778,56.06656
nsacmbeC1.c1,2004,0315:30:00,30 ,94.27034,310.9235,187.6831,54.88248
nsacmbeC1.c1,2004,0316:30:00,30 ,60.33101,240.7817,143.6263,49.46226
nsacmbeC1.c1,2004,0317:30:00,30 ,30.49366,172.1158,91.00866,42.49693
nsacmbeC1.c1,2004,0318:30:00,30 ,1.842916,135.0535,42.31692, 32.7321
nsacmbeC1.c1,2004,0319:30:00,30 ,       0,50.88501, 10.6515,13.85249
nsacmbeC1.c1,2004,0320:30:00,30 ,       0, 9.69493,0.780857,2.056408
nsacmbeC1.c1,2004,0321:30:00,26 ,       0,0.023214,0.000893,0.004553
nsacmbeC1.c1,2004,0322:30:00,23 ,       0,       0,       0,       0
nsacmbeC1.c1,2004,0323:30:00,20 ,       0,       0,       0,       0