datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2000,08 0:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,08 1:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,08 2:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,08 3:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,08 4:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,08 5:30:00,31 ,       0,11.78895,3.349527,2.663277
sgpcmbeC1.c1,2000,08 6:30:00,31 ,4.597535,42.66661,17.60947,7.756631
sgpcmbeC1.c1,2000,08 7:30:00,31 ,6.188196,49.30529,17.94412,11.17666
sgpcmbeC1.c1,2000,08 8:30:00,31 ,2.219562,50.70791,15.08054,13.52885
sgpcmbeC1.c1,2000,08 9:30:00,31 ,1.509084,81.44276,14.36233,20.35175
sgpcmbeC1.c1,2000,0810:30:00,31 ,0.980288,110.9834,21.14824,31.55174
sgpcmbeC1.c1,2000,0811:30:00,31 ,0.903195,112.8385,17.99436,27.51452
sgpcmbeC1.c1,2000,0812:30:00,31 ,1.676189,102.7656,19.88109,23.80014
sgpcmbeC1.c1,2000,0813:30:00,31 ,1.798025,56.94074,16.20724,15.18771
sgpcmbeC1.c1,2000,0814:30:00,31 ,1.497066,54.28723,15.39306,14.02156
sgpcmbeC1.c1,2000,0815:30:00,31 ,1.351059,65.22687,18.29484,18.99747
sgpcmbeC1.c1,2000,0816:30:00,31 ,3.437173,65.71671, 17.4776,15.07329
sgpcmbeC1.c1,2000,0817:30:00,31 ,5.226554,38.16407,15.73567,7.341675
sgpcmbeC1.c1,2000,0818:30:00,31 ,9.410884,42.36037,19.79271,6.907638
sgpcmbeC1.c1,2000,0819:30:00,30 ,       0,14.70491,6.447207, 3.65856
sgpcmbeC1.c1,2000,0820:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0821:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0822:30:00,31 ,       0,       0,       0,       0
sgpcmbeC1.c1,2000,0823:30:00,31 ,       0,       0,       0,       0