condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.2949115 0.231287 0.358536 8 h after light 0.1177195 0.116043 0.119396 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0572915 0.0 0.114583