The World Travel and Tourism Council (WTTC) estimates that tourism generated 192 million jobs and $3.6 billion in GDP in 1999, which is 12% of the world total.

• 据世界旅游业管理委员会（WTTC）估算：1999年旅游业创造了1.；92亿个工作岗位和36亿美金占世界总值12%25的GDP。