condition mean min max 0 h after light 0.04252665 0.0 0.0850533 4 h after light 0.0432543 0.0 0.0865086 8 h after light 0.0852111 0.0839973 0.0864249 4 h after dark 0.08354914999999999 0.0833844 0.0837139 8 h after dark 0.0836175 0.0 0.167235 12 h after dark 0.082941 0.0 0.165882