As a result of its varied landscapes, warm climate and abundant natural environment, tourism is Queensland's leading tertiary industry with millions of interstate and international visitors visiting the state each year. The industry generates $8.8 billion annually, accounting for 4.5% of Queensland's Gross State Product. It has an annual export of $4.0 billion annually. The sector directly employs about 5.7% of Queensland citizens. Accommodation in Queensland caters for nearly 22% of the total expenditure, followed by restaurants/meals (15%), airfares (11%), fuel (11%) and shopping/gifts (11%).