condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0113635 0.0 0.136362 11 h after light 0.025898833333333333 0.0 0.166975 2 h after dark 0.003660675 0.0 0.0439281 6 h after dark 0.0 0.0 0.0 10 h after dark 0.006619875 0.0 0.0794385