Rank	Countries/Territories	Count	Percent
1	United States	276	31.7%
2	China	212	24.3%
3	Germany	129	14.8%
4	Japan	60	6.9%
5	Korea, Republic of	26	3%
6	France	21	2.4%
7	Canada	19	2.2%
8	United Kingdom	18	2.1%
9	Netherlands	13	1.5%
10	Singapore	10	1.1%
11	Australia	7	0.8%
12	Cyprus	7	0.8%
13	Ukraine	7	0.8%
14	Poland	6	0.7%
15		6	0.7%
16	India	5	0.6%
17	Turkey	5	0.6%
18	Ethiopia	4	0.5%
19	Iran, Islamic Republic of	3	0.3%
20	Mexico	3	0.3%
21	Lebanon	3	0.3%
22	Spain	3	0.3%
23	Viet Nam	3	0.3%
24	Thailand	2	0.2%
25	South Africa	2	0.2%
26	Norway	2	0.2%
27	Nepal	2	0.2%
28	Ireland	2	0.2%
29	Finland	2	0.2%
30	Brazil	2	0.2%
31	Chile	2	0.2%
32	Italy	1	0.1%
33	Indonesia	1	0.1%
34	Georgia	1	0.1%
35	Guatemala	1	0.1%
36	Hong Kong	1	0.1%
37	Namibia	1	0.1%
38	Malaysia	1	0.1%
39	Romania	1	0.1%
40	Sweden	1	0.1%
41	Taiwan	1	0.1%