condition mean min max 1 h after light 8.408002723 8.408002723 8.408002723 3 h after light 6.368478023 4.869360199 7.8675958470000005 5 h after light 5.507109491 4.450659411 6.563559571 7 h after light 6.894646035 6.659698059 7.129594011 9 h after light 7.5635414955 7.21805165 7.909031341 11 h after light 8.909269929499999 8.430593565 9.387946293999999 1 h after dark 7.553867486 5.109415403 9.998319569 3 h after dark 7.2320663705 5.417535176 9.046597565 5 h after dark 5.523316225 5.2340049660000005 5.812627484 7 h after dark 7.2108757095 6.7522954529999994 7.669455966 9 h after dark 8.568536843 8.504239643 8.632834042999999 11 h after dark 10.876564515 10.84760908 10.90551995