datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2006,08 0:30:00,28 ,       0,2081.398,135.4722,402.4978
sgpcmbeC1.c1,2006,08 1:30:00,28 ,       0,2303.261,148.8051,453.2449
sgpcmbeC1.c1,2006,08 2:30:00,28 ,       0,1006.773,111.0161,261.9499
sgpcmbeC1.c1,2006,08 3:30:00,28 ,       0,1375.865,100.2385,282.9927
sgpcmbeC1.c1,2006,08 4:30:00,28 ,       0,1104.875,73.49078,208.0076
sgpcmbeC1.c1,2006,08 5:30:00,28 ,       0,749.4943,75.78452,168.7807
sgpcmbeC1.c1,2006,08 6:30:00,28 ,       0,320.8354,61.62716,96.30928
sgpcmbeC1.c1,2006,08 7:30:00,28 ,       0,2038.202,96.82986,384.4649
sgpcmbeC1.c1,2006,08 8:30:00,29 ,       0,957.7726,72.14335,217.7117
sgpcmbeC1.c1,2006,08 9:30:00,29 ,       0,433.4338,43.95526, 104.858
sgpcmbeC1.c1,2006,0810:30:00,29 ,       0,307.1971,28.46857,74.39114
sgpcmbeC1.c1,2006,0811:30:00,29 ,       0,321.6012, 42.1988,87.92486
sgpcmbeC1.c1,2006,0812:30:00,29 ,       0,257.9977, 27.5569,57.75891
sgpcmbeC1.c1,2006,0813:30:00,29 ,       0,140.6491,19.08279,34.59097
sgpcmbeC1.c1,2006,0814:30:00,29 ,       0,214.7562,24.15677,46.51753
sgpcmbeC1.c1,2006,0815:30:00,28 ,       0,66.03548, 17.1959,18.94627
sgpcmbeC1.c1,2006,0816:30:00,28 ,       0,108.4349,16.85036,26.74865
sgpcmbeC1.c1,2006,0817:30:00,28 ,       0,114.5512,9.688624,22.29786
sgpcmbeC1.c1,2006,0818:30:00,28 ,       0,193.2096,12.82224,36.55609
sgpcmbeC1.c1,2006,0819:30:00,28 ,       0,218.5871,15.08188, 42.1671
sgpcmbeC1.c1,2006,0820:30:00,28 ,       0,234.3442,28.33051,65.56138
sgpcmbeC1.c1,2006,0821:30:00,28 ,       0,689.9337,71.90638,172.2177
sgpcmbeC1.c1,2006,0822:30:00,28 ,       0,3410.124,180.8699,662.5967
sgpcmbeC1.c1,2006,0823:30:00,28 ,       0,1593.233,122.1135,365.3458