condition mean min max 3 h after light 0.059211999999999994 0.0 0.177636 6 h after light 0.026793933333333336 0.0 0.0803818 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.06883446666666666 0.0 0.115047 6 h after dark 0.15301093333333332 0.0911278 0.237038 9 h after dark 0.13974523333333333 0.0 0.335943 12 h after dark 0.11580995 0.0905729 0.141047