20172016201520142013
United States38.0%37.1%36.0%36.3%33.7%
Other Americas9.0%8.0%7.8%4.6%8.1%
JapanN/AN/AN/A10.3%11.3%
Asia-Pacific36.1%38.1%38.9%29.3%28.7%
Europe16.9%16.7%17.3%19.5%18.1%

Notes:Asia-Pacific is inclusive of Japan subsequent to 2014.