Q: Passage: According to World Economic Forum's 2017 Travel & Tourism Competitiveness Report, tourism generated over US $22 billion, or 3.9 % of GDP, and the industry employed more than 671,000 people, or approximately 3.7 % of the total workforce. Tourism from abroad contributed US $5.3 billion, having become the third largest source of foreign exchange in 2004. Around 5.7 million foreign visitors arrived in 2017, reflecting a doubling in visitors since 2002 despite a relative appreciation of the peso.

Question: Based on this passage, how much money does argentina make from tourism?
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Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
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The relevant information is: According to World Economic Forum's 2017 Travel & Tourism Competitiveness Report, tourism generated over US $22 billion, or 3.9 % of GDP, and the industry employed more than 671,000 people, or approximately 3.7 % of the total workforce. So the answer is over US $22 billion , or 3.9 % of GDP.