datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2007,02 0:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 1:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 2:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 3:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 4:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 5:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,02 6:30:00,28 ,3.824348,35.09131,  17.784,7.053828
twpcmbeC1.c1,2007,02 7:30:00,28 ,6.952065,73.01006,33.42955,16.43133
twpcmbeC1.c1,2007,02 8:30:00,28 ,7.783122,135.1719,44.87253,26.93154
twpcmbeC1.c1,2007,02 9:30:00,28 ,3.903239,132.2954,45.69652,29.26731
twpcmbeC1.c1,2007,0210:30:00,28 ,13.28681,118.0953,57.73879,29.91923
twpcmbeC1.c1,2007,0211:30:00,28 ,16.72284,179.4103,81.50624,42.55301
twpcmbeC1.c1,2007,0212:30:00,28 ,6.746814,176.2979,61.19517, 43.2121
twpcmbeC1.c1,2007,0213:30:00,28 ,2.360096,125.2157,52.60758,34.27261
twpcmbeC1.c1,2007,0214:30:00,28 ,2.676474,168.3934, 44.3287,37.59037
twpcmbeC1.c1,2007,0215:30:00,28 ,2.375672,125.1739,38.33665, 26.8809
twpcmbeC1.c1,2007,0216:30:00,28 ,1.374186,139.0182,40.36622, 33.0906
twpcmbeC1.c1,2007,0217:30:00,28 ,3.805191,60.46788,27.76086,14.69388
twpcmbeC1.c1,2007,0218:30:00,28 ,1.759173,32.38093,12.41561, 6.02661
twpcmbeC1.c1,2007,0219:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0220:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0221:30:00,28 ,       0,       0,       0,       0
twpcmbeC1.c1,2007,0222:30:00,28 ,       0,0.004871,0.000174,0.000921
twpcmbeC1.c1,2007,0223:30:00,28 ,       0,       0,       0,       0