datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2002,03 0:30:00,26 , 1.86937,112.6242,39.44684,31.30702
twpcmbeC2.c1,2002,03 1:30:00,25 ,0.376039,99.09652,45.49629,30.07816
twpcmbeC2.c1,2002,03 2:30:00,27 ,       0,95.00284,46.58143,27.31034
twpcmbeC2.c1,2002,03 3:30:00,25 ,0.620017,129.5716, 52.7947,36.50329
twpcmbeC2.c1,2002,03 4:30:00,26 ,0.080853,129.3673,45.77212,37.80729
twpcmbeC2.c1,2002,03 5:30:00,28 ,0.059024,90.42173, 35.9906,29.35515
twpcmbeC2.c1,2002,03 6:30:00,29 ,       0,124.7376,37.53333,33.86478
twpcmbeC2.c1,2002,03 7:30:00,28 ,1.706511,133.9716,38.30882,36.68714
twpcmbeC2.c1,2002,03 8:30:00,28 ,       0,110.4489,39.46477,31.51701
twpcmbeC2.c1,2002,03 9:30:00,25 ,       0,96.87294,38.37289,28.55306
twpcmbeC2.c1,2002,0310:30:00,28 ,       0,110.6821,32.65158,30.85681
twpcmbeC2.c1,2002,0311:30:00,28 ,       0,120.9528,47.17324,35.30137
twpcmbeC2.c1,2002,0312:30:00,26 ,5.247449,144.1213,51.21823,38.40124
twpcmbeC2.c1,2002,0313:30:00,27 ,1.904857,131.0261,48.29754,42.57045
twpcmbeC2.c1,2002,0314:30:00,27 ,1.912204,160.2039,52.19889,48.01263
twpcmbeC2.c1,2002,0315:30:00,28 ,1.758118,138.5531,56.08151,40.51066
twpcmbeC2.c1,2002,0316:30:00,26 ,2.956187,126.1004,42.13036,36.14563
twpcmbeC2.c1,2002,0317:30:00,27 ,0.431524,133.5029,43.57592,40.66329
twpcmbeC2.c1,2002,0318:30:00,26 ,       0,134.8327,46.06153,40.68646
twpcmbeC2.c1,2002,0319:30:00,26 ,       0,110.3815,43.11407,34.50551
twpcmbeC2.c1,2002,0320:30:00,24 ,       0,129.8572,42.19021,36.64294
twpcmbeC2.c1,2002,0321:30:00,26 ,       0,134.6082,43.92349,38.69319
twpcmbeC2.c1,2002,0322:30:00,25 ,1.608171,88.63713,33.86456,26.63292
twpcmbeC2.c1,2002,0323:30:00,25 ,0.971028, 102.206,35.96862,31.29258