datastream, year, month, tod,n, min, max, mean, std
twpcmbeC1.c1,2004,05 0:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,05 1:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,05 2:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,05 3:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,05 4:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,05 5:30:00,31 ,       0,0.078489,0.018654,0.024014
twpcmbeC1.c1,2004,05 6:30:00,31 ,  5.8705,57.87253,27.19804,11.85236
twpcmbeC1.c1,2004,05 7:30:00,31 ,43.36016,177.5715,99.22905,31.83023
twpcmbeC1.c1,2004,05 8:30:00,31 ,27.41284, 269.265,164.7907, 63.9821
twpcmbeC1.c1,2004,05 9:30:00,31 ,67.76317,393.4321,203.4842,85.15383
twpcmbeC1.c1,2004,0510:30:00,31 ,73.42934,440.5137,232.2565,119.6257
twpcmbeC1.c1,2004,0511:30:00,31 ,75.56667,495.0068,249.5452,118.9367
twpcmbeC1.c1,2004,0512:30:00,31 ,93.92451,527.0085,299.1402,114.3804
twpcmbeC1.c1,2004,0513:30:00,31 ,  78.241,531.2809,289.4931,117.1072
twpcmbeC1.c1,2004,0514:30:00,31 ,64.74376,426.1391,236.7439,104.5798
twpcmbeC1.c1,2004,0515:30:00,31 , 68.0955,294.6732,182.9328,61.90291
twpcmbeC1.c1,2004,0516:30:00,31 ,27.02555,185.3244,110.2994,45.35452
twpcmbeC1.c1,2004,0517:30:00,31 ,10.29787,75.52229,37.61037,20.11037
twpcmbeC1.c1,2004,0518:30:00,31 ,       0,2.408746,0.767742,0.564331
twpcmbeC1.c1,2004,0519:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0520:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0521:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0522:30:00,31 ,       0,       0,       0,       0
twpcmbeC1.c1,2004,0523:30:00,31 ,       0,       0,       0,       0