condition mean min max 4 h after light 10.092557 9.110643 11.074471 8 h after light 11.767254000000001 11.074471 12.460037 12 h after light 10.352026 9.629581 11.074471 4 h after dark 11.216905 11.074471 11.359339 8 h after dark 11.623167 11.074471 12.171863 12 h after dark 9.7425 9.7425 9.7425