condition mean min max 1 h after light 7.787787736 7.770137462 7.80543801 3 h after light 8.394088708 7.109664937000001 9.435560452 5 h after light 7.9663865849999995 5.876390133999999 9.95605776 7 h after light 8.510779347666666 7.3344417570000005 10.66465833 9 h after light 6.633457647666667 5.811698881 7.513229239 11 h after light 7.081084539 6.3024170470000005 7.796950494 13 h after light 7.956363491333334 5.877864946 9.683827639 15 h after light 9.836223087666665 9.128326279 10.40172052 1 h after dark 9.259111031333333 9.029826365 9.597929875 3 h after dark 10.319033059999999 9.28918446 11.42472346 5 h after dark 13.238583479999999 12.79015438 13.506715599999998 7 h after dark 13.93238546 13.05088701 15.46100138