Rank	Countries/Territories	Count	Percent
1	United States	410	35.5%
2	China	275	23.8%
3	Germany	141	12.2%
4	Japan	64	5.5%
5	Italy	55	4.8%
6	France	33	2.9%
7	Canada	20	1.7%
8	Ireland	18	1.6%
9	Netherlands	16	1.4%
10	India	15	1.3%
11	Hong Kong	11	1%
12	Thailand	10	0.9%
13	Singapore	9	0.8%
14	Russia	8	0.7%
15	Korea, Republic of	8	0.7%
16	South Africa	6	0.5%
17	Indonesia	4	0.3%
18	Bulgaria	4	0.3%
19	Burkina Faso	4	0.3%
20	Cyprus	4	0.3%
21	Taiwan	4	0.3%
22	United Kingdom	4	0.3%
23	Ukraine	3	0.3%
24	Ghana	3	0.3%
25	Spain	3	0.3%
26	Mauritius	3	0.3%
27	Poland	2	0.2%
28	Romania	2	0.2%
29	Hungary	2	0.2%
30	Colombia	2	0.2%
31	Viet Nam	2	0.2%
32	Cote D'ivoire	1	0.1%
33	Australia	1	0.1%
34	Greece	1	0.1%
35	Israel	1	0.1%
36	Portugal	1	0.1%
37	Lebanon	1	0.1%
38	Malaysia	1	0.1%
39	Norway	1	0.1%
40	Pakistan	1	0.1%
41	Philippines	1	0.1%