Rank	Countries/Territories	Count	Percent
1	United States	275	31.9%
2	China	198	22.9%
3		72	8.3%
4	Germany	51	5.9%
5	Ireland	35	4.1%
6	Iran, Islamic Republic of	33	3.8%
7	India	24	2.8%
8	Japan	16	1.9%
9	Russia	12	1.4%
10	United Kingdom	12	1.4%
11	Singapore	11	1.3%
12	Korea, Republic of	10	1.2%
13	Hong Kong	10	1.2%
14	Australia	9	1%
15	Taiwan	9	1%
16	Canada	7	0.8%
17	France	7	0.8%
18	Pakistan	6	0.7%
19	Romania	6	0.7%
20	Netherlands	5	0.6%
21	Israel	5	0.6%
22	Italy	5	0.6%
23	Cote D'ivoire	5	0.6%
24	Cyprus	4	0.5%
25	Moldova, Republic of	4	0.5%
26	New Zealand	3	0.3%
27	Egypt	3	0.3%
28	Spain	3	0.3%
29	Sweden	3	0.3%
30	Switzerland	3	0.3%
31	Thailand	2	0.2%
32	Austria	2	0.2%
33	Mexico	2	0.2%
34	Jordan	2	0.2%
35	Slovenia	2	0.2%
36	South Africa	1	0.1%
37	Portugal	1	0.1%
38	Lebanon	1	0.1%
39	Bangladesh	1	0.1%
40	Denmark	1	0.1%
41	Ukraine	1	0.1%
42	Viet Nam	1	0.1%