datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2005,02 0:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,02 1:30:00,28 ,       0,0.000566, 0.00002,0.000107
twpcmbeC2.c1,2005,02 2:30:00,28 ,       0, 0.01351,0.000656,0.002682
twpcmbeC2.c1,2005,02 3:30:00,28 ,       0,0.007638,0.000367,0.001509
twpcmbeC2.c1,2005,02 4:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,02 6:30:00,28 ,       0,1.937205,0.286936,0.347416
twpcmbeC2.c1,2005,02 7:30:00,28 ,2.452187,41.83276,26.82052,9.309427
twpcmbeC2.c1,2005,02 8:30:00,28 ,1.284269,60.07104,31.18846,16.54339
twpcmbeC2.c1,2005,02 9:30:00,28 ,7.385863,64.66566,35.21357,16.66507
twpcmbeC2.c1,2005,0210:30:00,28 , 8.01377,124.3077,43.74067,25.99295
twpcmbeC2.c1,2005,0211:30:00,28 , 4.76719,118.1205,50.91109,30.97551
twpcmbeC2.c1,2005,0212:30:00,28 ,16.04967,170.3824,61.87325,33.97969
twpcmbeC2.c1,2005,0213:30:00,28 ,11.94805,219.6823,64.07877,45.87867
twpcmbeC2.c1,2005,0214:30:00,28 , 3.97792,216.0436,61.17196,46.90357
twpcmbeC2.c1,2005,0215:30:00,28 ,5.032115,  140.59, 53.0818, 31.4129
twpcmbeC2.c1,2005,0216:30:00,28 ,7.572188,112.9044,49.78327,29.00801
twpcmbeC2.c1,2005,0217:30:00,28 ,4.216765,72.93169,34.70735,18.37038
twpcmbeC2.c1,2005,0218:30:00,28 ,6.674761,49.09334,28.31963,9.966944
twpcmbeC2.c1,2005,0219:30:00,28 ,       0,5.139924,2.724397,1.298975
twpcmbeC2.c1,2005,0220:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,0221:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,0222:30:00,28 ,       0,       0,       0,       0
twpcmbeC2.c1,2005,0223:30:00,28 ,       0,0.024867,0.001255,0.005018