datastream, year, month, tod,n, min, max, mean, std
sgpcmbeC1.c1,1999,06 0:30:00,28 ,0.017705,0.256517, 0.06628,0.047033
sgpcmbeC1.c1,1999,06 1:30:00,26 ,0.015285,0.278057, 0.06605,0.058798
sgpcmbeC1.c1,1999,06 2:30:00,26 ,0.015488,0.307009,0.073142,0.062994
sgpcmbeC1.c1,1999,06 3:30:00,27 ,0.023125,0.313896,0.073671,0.065185
sgpcmbeC1.c1,1999,06 4:30:00,26 ,0.013883,0.205208,0.063537,0.048757
sgpcmbeC1.c1,1999,06 5:30:00,27 ,0.017567,0.285114,0.079584,0.067642
sgpcmbeC1.c1,1999,06 6:30:00,28 ,0.029382,0.371297,0.083616, 0.08116
sgpcmbeC1.c1,1999,06 7:30:00,29 ,0.017401,0.171058,0.064782, 0.04156
sgpcmbeC1.c1,1999,06 8:30:00,28 ,0.019473,0.296183,0.083637, 0.06337
sgpcmbeC1.c1,1999,06 9:30:00,29 ,0.020693,0.203167, 0.06525,0.042169
sgpcmbeC1.c1,1999,0610:30:00,28 ,0.016787,0.145136,0.063452,0.027876
sgpcmbeC1.c1,1999,0611:30:00,28 ,0.024014,0.160193,0.078693,0.038935
sgpcmbeC1.c1,1999,0612:30:00,28 ,0.039005,0.254306,0.087336,0.049998
sgpcmbeC1.c1,1999,0613:30:00,28 ,0.026913,0.253137,0.084477,0.052563
sgpcmbeC1.c1,1999,0614:30:00,29 ,0.027449,0.329476,0.087349, 0.05616
sgpcmbeC1.c1,1999,0615:30:00,28 ,0.027244,0.310732,0.091513,0.059755
sgpcmbeC1.c1,1999,0616:30:00,28 ,0.037614,0.145547,0.072355,0.025408
sgpcmbeC1.c1,1999,0617:30:00,28 ,0.021013,0.195376,0.075281,0.039201
sgpcmbeC1.c1,1999,0618:30:00,29 ,0.019077,0.172546,0.065676,0.032951
sgpcmbeC1.c1,1999,0619:30:00,29 ,0.023429,0.326854,0.074355,0.056978
sgpcmbeC1.c1,1999,0620:30:00,29 ,0.015148,0.164147,0.068344,0.043319
sgpcmbeC1.c1,1999,0621:30:00,28 ,0.023876,0.147799,0.053424,  0.0261
sgpcmbeC1.c1,1999,0622:30:00,28 ,0.025318,0.241124,0.072498, 0.06141
sgpcmbeC1.c1,1999,0623:30:00,28 ,0.020592,  0.1976,0.063464,0.042776