Rank	Countries/Territories	Count	Percent
1	United States	412	38.6%
2	China	347	32.6%
3	Germany	111	10.4%
4	India	28	2.6%
5	France	26	2.4%
6	Japan	21	2%
7	Netherlands	20	1.9%
8	Ireland	17	1.6%
9	Hong Kong	12	1.1%
10	United Kingdom	10	0.9%
11	Canada	8	0.8%
12	Singapore	6	0.6%
13	Cyprus	5	0.5%
14	Taiwan	4	0.4%
15	Romania	4	0.4%
16	Russia	4	0.4%
17	Portugal	3	0.3%
18	Chile	3	0.3%
19	Australia	3	0.3%
20	Bangladesh	2	0.2%
21	Cameroon	2	0.2%
22	Czech Republic	2	0.2%
23	Ethiopia	2	0.2%
24	Italy	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Turkey	2	0.2%
27	Ukraine	2	0.2%
28	Viet Nam	2	0.2%
29	Saudi Arabia	1	0.1%
30	Mongolia	1	0.1%
31	Hungary	1	0.1%
32	Egypt	1	0.1%