Rank	Countries/Territories	Count	Percent
1	United States	149	39.9%
2	China	99	26.5%
3	Germany	57	15.3%
4	India	13	3.5%
5	Switzerland	11	2.9%
6	Ireland	7	1.9%
7	Korea, Republic of	7	1.9%
8	Netherlands	5	1.3%
9	Portugal	4	1.1%
10	France	3	0.8%
11	Australia	3	0.8%
12	Singapore	3	0.8%
13	Canada	2	0.5%
14	Lebanon	2	0.5%
15	Czech Republic	2	0.5%
16	Russia	2	0.5%
17	Taiwan	2	0.5%
18	Norway	1	0.3%
19	Cyprus	1	0.3%