Rank	Countries/Territories	Count	Percent
1	United States	268	44%
2	China	90	14.8%
3	Germany	78	12.8%
4	Japan	25	4.1%
5	India	16	2.6%
6	France	12	2%
7	United Kingdom	11	1.8%
8	Ireland	9	1.5%
9	Cyprus	8	1.3%
10	Canada	8	1.3%
11	Korea, Republic of	7	1.1%
12	Romania	6	1%
13	Mexico	5	0.8%
14	Norway	5	0.8%
15	Kuwait	4	0.7%
16	Singapore	4	0.7%
17	South Africa	4	0.7%
18	Spain	3	0.5%
19	Netherlands	3	0.5%
20	Greece	3	0.5%
21	Taiwan	3	0.5%
22	Turkey	3	0.5%
23	Hong Kong	2	0.3%
24	Iran, Islamic Republic of	2	0.3%
25	Armenia	2	0.3%
26	Australia	2	0.3%
27	Brazil	2	0.3%
28	Portugal	2	0.3%
29	Russia	2	0.3%
30	Sweden	2	0.3%
31	Switzerland	2	0.3%
32	Israel	2	0.3%
33	Jamaica	2	0.3%
34	Namibia	2	0.3%
35	Poland	1	0.2%
36	Bulgaria	1	0.2%
37	Albania	1	0.2%
38	Colombia	1	0.2%
39	Indonesia	1	0.2%
40	Czech Republic	1	0.2%
41	Egypt	1	0.2%
42	Ukraine	1	0.2%
43	Tunisia	1	0.2%
44	Viet Nam	1	0.2%