condition mean min max 0 h after light 0.07466775 0.0746012 0.0747343 4 h after light 0.076013 0.0 0.152026 8 h after light 0.0 0.0 0.0 4 h after dark 0.0367787 0.0 0.0735574 8 h after dark 0.11082845 0.0734729 0.148184 12 h after dark 0.1838185 0.149002 0.218635