datastream, year, month, tod,n, min, max, mean, std twpcmbeC2.c1,1999,01 0:30:00,30 ,0.406808,18.58736,6.016274,4.745976 twpcmbeC2.c1,1999,01 1:30:00,30 ,0.713768,15.24796,6.185476,4.609138 twpcmbeC2.c1,1999,01 2:30:00,30 ,1.062791,17.50342, 6.30683,4.076767 twpcmbeC2.c1,1999,01 3:30:00,30 ,0.672696,16.07222, 6.40059,4.418353 twpcmbeC2.c1,1999,01 4:30:00,30 ,0.692216,18.38268,6.483637,4.779999 twpcmbeC2.c1,1999,01 5:30:00,30 ,1.331981,17.43862,5.559085,4.026859 twpcmbeC2.c1,1999,01 6:30:00,30 ,0.484705,17.50743,5.064888, 4.25687 twpcmbeC2.c1,1999,01 7:30:00,30 ,0.930989,19.36886,5.157896,4.198516 twpcmbeC2.c1,1999,01 8:30:00,30 ,1.171747,14.46633,5.722577,3.780121 twpcmbeC2.c1,1999,01 9:30:00,30 ,0.936749,11.09179,4.919087,3.065174 twpcmbeC2.c1,1999,0110:30:00,30 ,0.689162,17.24866,5.350901,3.887874 twpcmbeC2.c1,1999,0111:30:00,30 ,1.133818,16.67043, 4.79728,3.909742 twpcmbeC2.c1,1999,0112:30:00,30 ,0.930512,8.786634,3.942985,2.366907 twpcmbeC2.c1,1999,0113:30:00,30 ,1.383525,14.59604,4.924182,2.964396 twpcmbeC2.c1,1999,0114:30:00,30 ,1.206364,10.86539,4.617162,2.853904 twpcmbeC2.c1,1999,0115:30:00,30 ,0.860631,14.02898,5.414024,3.213152 twpcmbeC2.c1,1999,0116:30:00,30 ,0.976167,13.96858,5.442794,2.985884 twpcmbeC2.c1,1999,0117:30:00,30 ,0.662264,14.98888, 4.71184,3.605476 twpcmbeC2.c1,1999,0118:30:00,30 ,0.371871,17.34025,6.508118,4.334833 twpcmbeC2.c1,1999,0119:30:00,30 ,0.402497, 13.8698,4.632432,3.344184 twpcmbeC2.c1,1999,0120:30:00,30 ,0.507571,17.10566,5.640123,4.483046 twpcmbeC2.c1,1999,0121:30:00,30 ,0.631062,10.93796,4.166972,2.616247 twpcmbeC2.c1,1999,0122:30:00,30 ,0.877408,12.47943,5.592096,3.532341 twpcmbeC2.c1,1999,0123:30:00,30 ,0.755877,18.37844,6.798844,5.090928