condition mean min max 1 h after light 8.957641069 8.130664592999999 9.784617545 3 h after light 9.714633572666667 8.247984846 11.46035542 5 h after light 7.288702624666667 6.530195316 7.79454522 7 h after light 6.6006145893333334 4.38892994 8.303141611000001 9 h after light 7.136937759666667 7.023770607 7.329979745 11 h after light 7.262368467666667 5.331258265 8.986315823 13 h after light 9.422325616 5.326815108 11.98950089 15 h after light 8.967715595 7.338458381000001 10.37776736 1 h after dark 9.102959184 8.854428265 9.364020061 3 h after dark 8.926425624 8.523206393999999 9.678940451 5 h after dark 6.4083003493333335 4.6290621530000005 7.739261291 7 h after dark 7.543533931 6.699920606 8.369385045