condition mean min max 4 h after light 10.681363999999999 10.265766 11.096962 8 h after light 11.420539000000002 11.311203 11.529875 12 h after light 11.7295755 11.311203 12.147948 4 h after dark 11.177693000000001 11.044183 11.311203 8 h after dark 11.6036295 11.374561 11.832698 12 h after dark 10.116929 10.116929 10.116929