datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,12 0:30:00,31 ,       0,       1,0.500896,0.474574
sgpcmbeC1.c1,1999,12 1:30:00,31 ,       0,       1,0.451075,0.489054
sgpcmbeC1.c1,1999,12 2:30:00,31 ,       0,       1,0.430556,0.478263
sgpcmbeC1.c1,1999,12 3:30:00,31 ,       0,       1,0.434229,0.467833
sgpcmbeC1.c1,1999,12 4:30:00,31 ,       0,       1,0.395251,0.451114
sgpcmbeC1.c1,1999,12 5:30:00,31 ,       0,       1,0.409229,0.448344
sgpcmbeC1.c1,1999,12 6:30:00,31 ,       0,       1,0.445251,0.447123
sgpcmbeC1.c1,1999,12 7:30:00,31 ,       0,       1,0.469355,0.464273
sgpcmbeC1.c1,1999,12 8:30:00,31 ,       0,       1,0.528584, 0.46972
sgpcmbeC1.c1,1999,12 9:30:00,31 ,       0,       1,0.551613,0.475081
sgpcmbeC1.c1,1999,1210:30:00,31 ,       0,       1,0.523208,0.472181
sgpcmbeC1.c1,1999,1211:30:00,31 ,       0,       1,0.497043,0.481496
sgpcmbeC1.c1,1999,1212:30:00,31 ,       0,       1,0.456093,0.458823
sgpcmbeC1.c1,1999,1213:30:00,31 ,       0,       1,0.483781,0.455958
sgpcmbeC1.c1,1999,1214:30:00,31 ,       0,       1,0.465771,0.466981
sgpcmbeC1.c1,1999,1215:30:00,31 ,       0,       1,0.442115,0.468816
sgpcmbeC1.c1,1999,1216:30:00,31 ,       0,       1,0.416846,0.466567
sgpcmbeC1.c1,1999,1217:30:00,31 ,       0,       1,0.505018,0.453042
sgpcmbeC1.c1,1999,1218:30:00,31 ,       0,       1,0.585215,0.437775
sgpcmbeC1.c1,1999,1219:30:00,31 ,       0,       1,0.539606,0.479712
sgpcmbeC1.c1,1999,1220:30:00,31 ,       0,       1,0.554122,0.474481
sgpcmbeC1.c1,1999,1221:30:00,31 ,       0,       1,0.565143,0.446729
sgpcmbeC1.c1,1999,1222:30:00,31 ,       0,       1,0.547043,0.475564
sgpcmbeC1.c1,1999,1223:30:00,31 ,       0,       1,0.495699, 0.45689