condition mean min max 3 h after light 0.03326983333333333 0.0 0.215675 7 h after light 0.042374 0.0 0.177499 11 h after light 0.0285265 0.0 0.200847 2 h after dark 0.0 0.0 0.0 6 h after dark 0.031490583333333336 0.0 0.193625 10 h after dark 0.0549795 0.0 0.228816