condition mean min max 1 h after light 7.3564325615 6.833596899 7.879268224 3 h after light 6.633250575 5.806563998 7.143844099 5 h after light 8.369087712 6.929642372000001 9.648350713 7 h after light 9.162675385666667 6.730391997000001 10.43793041 9 h after light 11.375641677 9.010182601 13.42188797 11 h after light 10.525068475666666 9.680730177000001 11.46891733 1 h after dark 12.223349983333334 11.65836681 12.71680993 3 h after dark 11.349543987333334 8.710984932 13.88613252 5 h after dark 11.552047646666667 10.68757441 12.27323317 7 h after dark 10.468759082333333 8.557999847 12.09251019 9 h after dark 9.457295465333333 8.253999976000001 10.07095838 11 h after dark 8.603767078999999 7.634081117999999 10.27972118