Rank	Countries/Territories	Count	Percent
1	United States	320	46.2%
2	China	139	20.1%
3	Germany	51	7.4%
4	Brazil	30	4.3%
5	India	26	3.8%
6	Japan	24	3.5%
7	Spain	13	1.9%
8	Ireland	10	1.4%
9	United Kingdom	9	1.3%
10	Korea, Republic of	7	1%
11	France	7	1%
12	Australia	7	1%
13	Belgium	7	1%
14	Mexico	5	0.7%
15	Turkey	4	0.6%
16	Poland	3	0.4%
17	Russia	3	0.4%
18	Canada	3	0.4%
19	Cyprus	3	0.4%
20	Ecuador	2	0.3%
21	Chile	2	0.3%
22	Italy	2	0.3%
23	Iran, Islamic Republic of	2	0.3%
24	Singapore	2	0.3%
25	Hong Kong	2	0.3%
26	Sweden	1	0.1%
27	Switzerland	1	0.1%
28	Taiwan	1	0.1%
29	Portugal	1	0.1%
30	Netherlands	1	0.1%
31	Liechtenstein	1	0.1%
32	Argentina	1	0.1%
33	Greece	1	0.1%
34	Colombia	1	0.1%