condition mean min max 0 h after light 9.659044999999999 8.60439 10.7137 2 h after light 5.320905 3.57757 7.06424 4 h after light 4.65729 4.147 5.16758 8 h after light 9.025694999999999 8.07875 9.97264 12 h after light 8.431865 8.153 8.71073 2 h after dark 8.48832 6.47194 10.5047 4 h after dark 11.770365 9.97033 13.5704 8 h after dark 10.684605000000001 9.56381 11.8054 12 h after dark 7.935585 7.15782 8.71335