Rank	Countries/Territories	Count	Percent
1	United States	414	39.3%
2	China	277	26.3%
3	Germany	84	8%
4	France	44	4.2%
5	Taiwan	26	2.5%
6	Bulgaria	21	2%
7	Netherlands	18	1.7%
8	Korea, Republic of	17	1.6%
9	Egypt	14	1.3%
10	Cyprus	13	1.2%
11	Turkey	12	1.1%
12	Canada	11	1%
13	Nigeria	10	0.9%
14	Latvia	9	0.9%
15	Singapore	9	0.9%
16	United Kingdom	8	0.8%
17	Japan	7	0.7%
18	Australia	6	0.6%
19	Thailand	5	0.5%
20	Sweden	4	0.4%
21	Ireland	4	0.4%
22	Hong Kong	4	0.4%
23	Brazil	3	0.3%
24	Denmark	3	0.3%
25	Ukraine	3	0.3%
26	Slovenia	2	0.2%
27	Ghana	2	0.2%
28	Argentina	2	0.2%
29	Cambodia	2	0.2%
30	Cote D'ivoire	2	0.2%
31	Philippines	2	0.2%
32	Romania	2	0.2%
33	Russia	2	0.2%
34	Rwanda	2	0.2%
35	Saudi Arabia	1	0.1%
36	Poland	1	0.1%
37	Puerto Rico	1	0.1%
38	Indonesia	1	0.1%
39	Iran, Islamic Republic of	1	0.1%
40	Lithuania	1	0.1%
41	Mongolia	1	0.1%
42	Bangladesh	1	0.1%
43	Georgia	1	0.1%