datastream, year, month, tod,n, min, max, mean, std
twpcmbeC3.c1,2002,03 0:00:00,5 ,       0,0.003488, 0.00082,0.001515
twpcmbeC3.c1,2002,03 1:00:00,6 ,       0,   0.012,   0.002,0.004899
twpcmbeC3.c1,2002,03 2:00:00,5 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,03 3:00:00,4 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,03 4:00:00,4 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,03 5:00:00,6 ,       0, 0.10451,0.017418,0.042666
twpcmbeC3.c1,2002,03 6:00:00,4 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,03 7:00:00,16 ,0.592286,  18.448,9.892532,5.854538
twpcmbeC3.c1,2002,03 8:00:00,16 ,32.34194, 55.2165,48.27842,6.391382
twpcmbeC3.c1,2002,03 9:00:00,16 ,69.51199,107.2938, 91.6388,10.95311
twpcmbeC3.c1,2002,0310:00:00,15 ,63.54291,142.6949,121.3592,18.24275
twpcmbeC3.c1,2002,0311:00:00,15 , 78.7185,179.3676,147.1506,24.62029
twpcmbeC3.c1,2002,0312:00:00,15 ,62.24165,181.9023,144.0626, 35.7042
twpcmbeC3.c1,2002,0313:00:00,13 ,77.54549,186.0268,152.2412,33.41268
twpcmbeC3.c1,2002,0314:00:00,14 ,83.22767,183.1795, 149.363,28.57696
twpcmbeC3.c1,2002,0315:00:00,14 ,63.63524,161.7667,129.5228,29.22415
twpcmbeC3.c1,2002,0316:00:00,16 ,70.77649,128.8432,107.3973, 17.0978
twpcmbeC3.c1,2002,0317:00:00,17 ,  43.791,87.54182,78.26594,10.23597
twpcmbeC3.c1,2002,0318:00:00,16 ,27.44562,42.83896,35.47665,4.374115
twpcmbeC3.c1,2002,0319:00:00,14 ,       0, 10.6545,2.407309, 3.01621
twpcmbeC3.c1,2002,0320:00:00,4 ,       0,1.331765,0.332941,0.665883
twpcmbeC3.c1,2002,0321:00:00,4 ,       0,0.390345,0.097586,0.195172
twpcmbeC3.c1,2002,0322:00:00,4 ,       0,       0,       0,       0
twpcmbeC3.c1,2002,0323:00:00,5 ,       0,0.602941,0.120588,0.269643