datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2003,03 0:30:00,31 ,       0,0.662203,0.087975,0.163636
twpcmbeC1.c1,2003,03 1:30:00,31 ,       0, 0.60435,0.123413,0.188605
twpcmbeC1.c1,2003,03 2:30:00,31 ,       0,0.541588,0.068437,0.156706
twpcmbeC1.c1,2003,03 3:30:00,31 ,       0,0.523525,0.033565,0.118939
twpcmbeC1.c1,2003,03 4:30:00,31 ,       0,0.329336,0.024593,0.078226
twpcmbeC1.c1,2003,03 5:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2003,03 6:30:00,31 ,0.000058,33.10225,9.011308, 11.0279
twpcmbeC1.c1,2003,03 7:30:00,31 ,0.024016,105.3878,43.71933,35.51561
twpcmbeC1.c1,2003,03 8:30:00,31 ,  0.0847,186.1563,89.49713,61.63723
twpcmbeC1.c1,2003,03 9:30:00,31 ,0.116705,224.8863,95.54187,74.82174
twpcmbeC1.c1,2003,0310:30:00,31 ,0.198421, 330.577,108.5283,90.45454
twpcmbeC1.c1,2003,0311:30:00,31 ,1.050555,395.5662,138.0503,125.0391
twpcmbeC1.c1,2003,0312:30:00,31 ,0.660952,384.7654,142.6614,123.6645
twpcmbeC1.c1,2003,0313:30:00,31 ,0.730363,393.7015,162.1288,124.8733
twpcmbeC1.c1,2003,0314:30:00,31 ,0.011062,308.2787,134.1922,99.84973
twpcmbeC1.c1,2003,0315:30:00,31 ,0.141729,270.8356, 95.2409,78.24852
twpcmbeC1.c1,2003,0316:30:00,31 ,       0,194.9246,69.96679,67.63285
twpcmbeC1.c1,2003,0317:30:00,31 ,       0, 64.0343,15.42206,19.76481
twpcmbeC1.c1,2003,0318:30:00,31 ,       0,4.446291,0.543111,1.061957
twpcmbeC1.c1,2003,0319:30:00,31 ,       0,0.269393,0.010407,0.049006
twpcmbeC1.c1,2003,0320:30:00,31 ,       0,0.355803,0.026501,0.085341
twpcmbeC1.c1,2003,0321:30:00,31 ,       0,0.420201,0.049197,0.118802
twpcmbeC1.c1,2003,0322:30:00,31 ,       0,0.595469,0.122844,0.196549
twpcmbeC1.c1,2003,0323:30:00,31 ,       0, 0.65179,0.111559,0.190766