user: Question: Name the number of ranks for international tourist arrivals being 6.2 million
Columns: ['Rank', 'Country', 'International tourist arrivals (2012)', 'International tourist arrivals (2011)', 'Change (2011 to 2012)', 'Change (2010 to 2011)']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'China', '57.7 million', '57.5 million', '+0.3%', '+3.4%']
SQL:

assistant: SELECT COUNT("Rank") FROM "Table" WHERE "International tourist arrivals (2011)" = '6.2 million';