condition mean min max 0 h after light 0.1280225 0.0 0.256045 4 h after light 0.0 0.0 0.0 8 h after light 0.130319 0.0 0.260638 4 h after dark 0.0 0.0 0.0 8 h after dark 0.5054065 0.254297 0.756516 12 h after dark 0.0 0.0 0.0