datastream, year, month, tod,n, min, max, mean, std
twpcmbeC2.c1,2005,03 0:30:00,27 , 4.09796,6.661772,5.614094,0.811743
twpcmbeC2.c1,2005,03 1:30:00,28 ,4.177311,6.764122,5.585491,0.775273
twpcmbeC2.c1,2005,03 2:30:00,27 ,4.271273,6.741196,5.536054,0.745676
twpcmbeC2.c1,2005,03 3:30:00,27 ,4.205683,6.610415,5.555523,0.702771
twpcmbeC2.c1,2005,03 4:30:00,27 ,4.092076,6.833446,5.600705,0.740587
twpcmbeC2.c1,2005,03 5:30:00,27 ,4.128089,6.811239,5.569105, 0.73292
twpcmbeC2.c1,2005,03 6:30:00,26 ,   4.146,6.472793,5.508134, 0.66326
twpcmbeC2.c1,2005,03 7:30:00,27 ,4.080322,6.551064,5.534794,0.677506
twpcmbeC2.c1,2005,03 8:30:00,28 ,4.127575,6.692578,5.544276,0.675463
twpcmbeC2.c1,2005,03 9:30:00,28 ,4.114896, 6.45339,5.501824,0.622775
twpcmbeC2.c1,2005,0310:30:00,29 ,4.194425,6.947833,5.558885,0.649471
twpcmbeC2.c1,2005,0311:30:00,30 ,4.269828,6.402899,5.536264,0.600122
twpcmbeC2.c1,2005,0312:30:00,30 ,4.158213,6.563743,5.578693,0.639124
twpcmbeC2.c1,2005,0313:30:00,30 ,4.270021,7.007679,  5.6173,  0.7249
twpcmbeC2.c1,2005,0314:30:00,29 ,4.269216, 6.38189,5.510208,0.658598
twpcmbeC2.c1,2005,0315:30:00,31 ,4.327649,6.405321,5.537034,0.659656
twpcmbeC2.c1,2005,0316:30:00,29 ,4.383861,6.375657,5.514317,0.695994
twpcmbeC2.c1,2005,0317:30:00,29 ,4.217914,6.528603,5.538668,0.683152
twpcmbeC2.c1,2005,0318:30:00,28 ,4.357099,6.603758,5.480299,  0.6901
twpcmbeC2.c1,2005,0319:30:00,29 ,4.338804,6.491968, 5.50565,0.703006
twpcmbeC2.c1,2005,0320:30:00,30 ,4.181005,6.458138, 5.54459,0.739017
twpcmbeC2.c1,2005,0321:30:00,29 ,4.076688,6.718983,5.596207,0.758083
twpcmbeC2.c1,2005,0322:30:00,28 ,4.015464,6.736239,5.585826,0.760555
twpcmbeC2.c1,2005,0323:30:00,27 ,3.958809,6.667689,5.600719,0.778507