condition mean min max 0 h after light 0.8368985 0.806056 0.867741 2 h after light 0.0 0.0 0.0 4 h after light 0.2047535 0.0 0.409507 8 h after light 0.622752 0.416221 0.829283 12 h after light 0.2300255 0.0 0.460051 2 h after dark 0.8660445 0.829847 0.902242 4 h after dark 0.193681 0.0 0.387362 8 h after dark 0.226657 0.0 0.453314 12 h after dark 0.0 0.0 0.0