datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,08 0:30:00,21 ,       0, 325.555,32.13388,72.06493
twpcmbeC2.c1,2002,08 1:30:00,23 ,       0,274.9026,49.68942, 74.2622
twpcmbeC2.c1,2002,08 2:30:00,24 ,       0, 277.274, 49.4418,79.28637
twpcmbeC2.c1,2002,08 3:30:00,24 ,       0,184.1562,33.71373, 49.4116
twpcmbeC2.c1,2002,08 4:30:00,23 ,       0,188.9213,31.97841,49.76332
twpcmbeC2.c1,2002,08 5:30:00,22 ,       0,206.6294,38.78253,54.60561
twpcmbeC2.c1,2002,08 6:30:00,23 ,       0,160.5937,35.67208,48.88538
twpcmbeC2.c1,2002,08 7:30:00,22 ,       0,218.3297,43.68897,68.06193
twpcmbeC2.c1,2002,08 8:30:00,23 ,       0,337.8596,36.46965,74.90867
twpcmbeC2.c1,2002,08 9:30:00,22 ,       0,98.53813,11.61769,21.16703
twpcmbeC2.c1,2002,0810:30:00,23 ,       0,274.9585,32.05461,63.24423
twpcmbeC2.c1,2002,0811:30:00,23 ,       0,101.6258,20.56683,28.68274
twpcmbeC2.c1,2002,0812:30:00,24 ,       0,155.8292,18.57027,34.59064
twpcmbeC2.c1,2002,0813:30:00,22 ,       0,129.5371,30.48088,39.27228
twpcmbeC2.c1,2002,0814:30:00,20 ,       0,133.4435,29.97066,42.27635
twpcmbeC2.c1,2002,0815:30:00,23 ,       0,150.7381, 27.6271,38.77657
twpcmbeC2.c1,2002,0816:30:00,21 ,       0,130.5136,25.84321,36.58866
twpcmbeC2.c1,2002,0817:30:00,19 ,       0,166.5103, 36.9321,45.15471
twpcmbeC2.c1,2002,0818:30:00,22 ,       0,231.9965, 42.6802,54.29078
twpcmbeC2.c1,2002,0819:30:00,22 ,       0,217.3241,37.37886,57.70651
twpcmbeC2.c1,2002,0820:30:00,21 ,       0,192.9525,36.10386,51.65447
twpcmbeC2.c1,2002,0821:30:00,21 ,       0,139.5826, 24.3294,32.91843
twpcmbeC2.c1,2002,0822:30:00,22 ,       0,184.6189,30.61384,42.20179
twpcmbeC2.c1,2002,0823:30:00,22 ,       0,130.1705,27.46721, 37.5254