datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,2002,12 0:30:00,31 ,0.187955,3.195393,1.053209,0.763134
sgpcmbeC1.c1,2002,12 1:30:00,31 ,0.155153,7.463107,1.473401, 1.56142
sgpcmbeC1.c1,2002,12 2:30:00,31 ,0.227074,5.436124,1.580376,1.415766
sgpcmbeC1.c1,2002,12 3:30:00,31 ,0.204961,6.217844,1.547326,1.499486
sgpcmbeC1.c1,2002,12 4:30:00,31 ,0.162366,4.106172,1.242585, 1.03937
sgpcmbeC1.c1,2002,12 5:30:00,31 ,0.201332, 4.81552,1.358506,1.274579
sgpcmbeC1.c1,2002,12 6:30:00,31 ,0.156653,4.504919,1.155021, 0.98721
sgpcmbeC1.c1,2002,12 7:30:00,31 ,0.145418,5.789272,1.377498,1.340969
sgpcmbeC1.c1,2002,12 8:30:00,31 ,0.351109,7.145438,2.736237,1.952618
sgpcmbeC1.c1,2002,12 9:30:00,31 ,0.324314,7.922492,3.443873,2.243704
sgpcmbeC1.c1,2002,1210:30:00,31 ,0.241234,10.27295,3.369692,2.518444
sgpcmbeC1.c1,2002,1211:30:00,31 ,0.471966,8.589498, 2.52016,1.993302
sgpcmbeC1.c1,2002,1212:30:00,31 ,0.351734,7.870299,2.185723,1.536652
sgpcmbeC1.c1,2002,1213:30:00,31 ,0.355559,4.466969,1.596999,1.004316
sgpcmbeC1.c1,2002,1214:30:00,31 ,0.307258,5.925625,1.548516,1.228599
sgpcmbeC1.c1,2002,1215:30:00,31 ,0.210211,5.535882,1.899005,1.403958
sgpcmbeC1.c1,2002,1216:30:00,31 ,0.129093,10.35388,3.324158,2.751707
sgpcmbeC1.c1,2002,1217:30:00,31 ,0.167017,7.663907, 2.65781,2.025803
sgpcmbeC1.c1,2002,1218:30:00,31 ,0.161657,7.193533,1.535713,1.381689
sgpcmbeC1.c1,2002,1219:30:00,31 ,0.088451,5.633418, 1.51723,1.310397
sgpcmbeC1.c1,2002,1220:30:00,31 ,0.132581,5.443448,1.347284,1.178114
sgpcmbeC1.c1,2002,1221:30:00,31 , 0.18307,4.472157,  1.3123,1.043791
sgpcmbeC1.c1,2002,1222:30:00,31 ,0.117928,3.269275,1.112105, 0.88095
sgpcmbeC1.c1,2002,1223:30:00,31 ,0.100374,4.010522, 1.00282,0.832083