datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2005,01 0:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 1:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 2:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 3:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,01 6:30:00,31 ,2.676181,34.34133, 17.3291,6.690049
twpcmbeC1.c1,2005,01 7:30:00,31 ,5.405403,60.49513,36.69347,14.99302
twpcmbeC1.c1,2005,01 8:30:00,31 ,3.138944,90.03076,  37.408,22.04085
twpcmbeC1.c1,2005,01 9:30:00,31 ,10.59641,93.93598,53.10282,23.81613
twpcmbeC1.c1,2005,0110:30:00,31 ,10.57139, 189.254,54.21291,36.59913
twpcmbeC1.c1,2005,0111:30:00,31 ,3.843568,168.7515, 66.7736,42.86877
twpcmbeC1.c1,2005,0112:30:00,31 ,3.869756,159.1424,67.99669,43.62522
twpcmbeC1.c1,2005,0113:30:00,31 ,5.036361, 202.123,60.28601, 42.6694
twpcmbeC1.c1,2005,0114:30:00,31 ,5.788089,180.4023,51.39806,41.82025
twpcmbeC1.c1,2005,0115:30:00,31 ,2.760166,87.94459,  34.872,23.99955
twpcmbeC1.c1,2005,0116:30:00,31 ,0.965003,69.08984,31.08963,19.80162
twpcmbeC1.c1,2005,0117:30:00,31 ,0.570892,63.13485, 21.3184,15.38118
twpcmbeC1.c1,2005,0118:30:00,31 ,       0,25.43163,6.552151,6.042703
twpcmbeC1.c1,2005,0119:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0120:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0121:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0122:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2005,0123:30:00,31 ,       0,       0,       0,       0