condition mean min max 1 h after light 8.7479759205 7.231418541 10.264533300000002 3 h after light 9.210844843 5.231681989 11.22073734 5 h after light 9.546892684333333 7.650447836000001 11.14844402 7 h after light 9.940862865666666 7.3524642270000005 11.44538199 9 h after light 11.982781703333334 10.57104408 14.01000439 11 h after light 11.154423676333334 8.996838589 13.26775818 13 h after light 11.540631086666666 10.76420012 12.69529729 15 h after light 12.408002876666668 11.36084512 14.22823102 1 h after dark 12.29972169 11.34428305 13.495655 3 h after dark 11.822523306666666 10.39042323 14.52924387 5 h after dark 10.504324192333334 9.406208177 11.37222122 7 h after dark 11.457944890666667 9.019994622 13.073775999999999