Rank	Countries/Territories	Count	Percent
1	United States	552	34.5%
2	China	498	31.1%
3	Germany	129	8.1%
4	Brazil	69	4.3%
5	India	60	3.8%
6	Russia	50	3.1%
7	Japan	39	2.4%
8	Canada	26	1.6%
9	Switzerland	16	1%
10	France	15	0.9%
11	Argentina	15	0.9%
12	Latvia	14	0.9%
13	Netherlands	13	0.8%
14	Australia	12	0.8%
15	Hong Kong	10	0.6%
16	United Kingdom	9	0.6%
17	Cote D'ivoire	8	0.5%
18	Korea, Republic of	8	0.5%
19	Cyprus	7	0.4%
20	Thailand	7	0.4%
21	Singapore	6	0.4%
22	Ukraine	5	0.3%
23	Taiwan	3	0.2%
24	Spain	3	0.2%
25	Austria	3	0.2%
26	Belgium	3	0.2%
27	Iran, Islamic Republic of	3	0.2%
28	Ghana	2	0.1%
29	Czech Republic	2	0.1%
30	Slovakia	2	0.1%
31	Romania	2	0.1%
32	Norway	1	0.1%
33	Lithuania	1	0.1%
34	Kenya	1	0.1%
35	Slovenia	1	0.1%
36	South Africa	1	0.1%
37	Sweden	1	0.1%
38	Greece	1	0.1%
39	Ireland	1	0.1%