datastream, year, month, tod,n, min, max, mean, std
nsacmbeC1.c1,2006,05 0:30:00,31 ,       0, 20.1614,7.321882,5.921653
nsacmbeC1.c1,2006,05 1:30:00,30 ,       0,22.38045,6.167775,5.955388
nsacmbeC1.c1,2006,05 2:30:00,30 ,       0,28.15582, 8.85279,6.928611
nsacmbeC1.c1,2006,05 3:30:00,31 ,1.495488,48.48832,17.56968,10.22738
nsacmbeC1.c1,2006,05 4:30:00,31 ,13.86043,89.53269,36.64256,16.58135
nsacmbeC1.c1,2006,05 5:30:00,31 ,36.61643,125.1381,67.32162,22.93998
nsacmbeC1.c1,2006,05 6:30:00,31 , 64.9734,191.7285,109.8927,32.63086
nsacmbeC1.c1,2006,05 7:30:00,31 ,118.1666,247.6425,163.0074,37.68457
nsacmbeC1.c1,2006,05 8:30:00,31 ,163.8527,302.6968,223.1051,36.15821
nsacmbeC1.c1,2006,05 9:30:00,31 ,188.5062,364.6452, 284.524,45.41123
nsacmbeC1.c1,2006,0510:30:00,31 ,215.4003,432.0115,346.8204,56.82902
nsacmbeC1.c1,2006,0511:30:00,31 ,247.7677,466.8991,384.6895,62.66456
nsacmbeC1.c1,2006,0512:30:00,31 , 330.423,502.1024,420.6906,52.73586
nsacmbeC1.c1,2006,0513:30:00,31 , 338.103,520.3943, 433.522,50.80323
nsacmbeC1.c1,2006,0514:30:00,31 ,312.9951,490.3397,422.4225,51.20359
nsacmbeC1.c1,2006,0515:30:00,31 ,266.0038,459.2508,378.8406,49.91092
nsacmbeC1.c1,2006,0516:30:00,31 ,229.4109,419.0986,327.8228,51.00349
nsacmbeC1.c1,2006,0517:30:00,31 ,175.9023,363.8927,266.7742,41.85839
nsacmbeC1.c1,2006,0518:30:00,31 ,134.6596,302.2173,207.8181,39.08027
nsacmbeC1.c1,2006,0519:30:00,31 ,92.30067,236.2558,150.9047,34.18424
nsacmbeC1.c1,2006,0520:30:00,31 ,70.81567,  165.75,102.4113,25.18362
nsacmbeC1.c1,2006,0521:30:00,31 ,34.37407,109.0138,58.39107,16.45164
nsacmbeC1.c1,2006,0522:30:00,31 ,11.85028,59.48804, 28.5918,11.03999
nsacmbeC1.c1,2006,0523:30:00,31 ,2.187729,32.03902,13.65297,7.305742