condition mean min max 0 h after light 0.0413667 0.0398422 0.0428912 2 h after light 0.0199565 0.0 0.039913 4 h after light 0.0 0.0 0.0 8 h after light 0.0819805 0.0 0.163961 12 h after light 0.068219 0.0 0.136438 2 h after dark 0.10791315 0.0820363 0.13379 4 h after dark 0.076587 0.0 0.153174 8 h after dark 0.0 0.0 0.0 12 h after dark 0.1701175 0.0 0.340235