Rank	Countries/Territories	Count	Percent
1	United States	424	46.7%
2	China	213	23.5%
3	Germany	83	9.2%
4	France	33	3.6%
5	Japan	20	2.2%
6	India	14	1.5%
7	Netherlands	14	1.5%
8	Canada	13	1.4%
9	United Kingdom	12	1.3%
10	Taiwan	9	1%
11	Korea, Republic of	8	0.9%
12	Trinidad and Tobago	7	0.8%
13	Singapore	6	0.7%
14	Cyprus	6	0.7%
15	Ireland	5	0.6%
16	Mauritius	4	0.4%
17	Viet Nam	3	0.3%
18	Italy	3	0.3%
19	Malaysia	3	0.3%
20	Iran, Islamic Republic of	3	0.3%
21	Australia	3	0.3%
22	Brazil	3	0.3%
23	Argentina	2	0.2%
24	Costa Rica	2	0.2%
25	Hong Kong	2	0.2%
26	Ukraine	2	0.2%
27	Mexico	2	0.2%
28	Sweden	2	0.2%
29	Russia	2	0.2%
30	Saudi Arabia	2	0.2%
31	Mongolia	1	0.1%
32	Portugal	1	0.1%