condition mean min max 0 h after light 0.02703875 0.0 0.0540775 2 h after light 0.0 0.0 0.0 4 h after light 0.0246201 0.0 0.0492402 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0