How many tourist arrivals occurred in 2011 in the country of Italy?
{'header': ['Rank', 'Country', 'UNWTO Region', 'International tourist arrivals (2012)', 'International tourist arrivals (2011)', 'Change (2011 to 2012)', 'Change (2010 to 2011)'], 'page_title': '', 'section_title': '', 'caption': '', 'rows': [['1', 'France', 'Europe', '83.0 million', '81.6 million', '+1.8%', '+5.0%'], ['2', 'United States', 'North America', '67.0 million', '62.7 million', '+6.8%', '+4.9%'], ['3', 'China', 'Asia', '57.7 million', '57.6 million', '+0.3%', '+3.4%'], ['4', 'Spain', 'Europe', '57.7 million', '56.2 million', '+2.7%', '+6.6%'], ['5', 'Italy', 'Europe', '46.4 million', '46.1 million', '+0.5%', '+5.7%'], ['6', 'Turkey', 'Europe', '35.7 million', '34.7 million', '+3.0%', '+10.5%'], ['7', 'Germany', 'Europe', '30.4 million', '28.4 million', '+7.3%', '+5.5%'], ['8', 'United Kingdom', 'Europe', '29.3 million', '29.3 million', '-0.1%', '+3.6%'], ['9', 'Russia', 'Europe', '25.7 million', '22.7 million', '+13.4%', '+11.9%']]}