Rank	Countries/Territories	Count	Percent
1	United States	484	39.2%
2	China	307	24.9%
3	Germany	109	8.8%
4	Mexico	53	4.3%
5	Iran, Islamic Republic of	46	3.7%
6	Brazil	44	3.6%
7	France	21	1.7%
8	Netherlands	20	1.6%
9	Japan	20	1.6%
10	United Kingdom	15	1.2%
11	Canada	15	1.2%
12	Russia	10	0.8%
13	Singapore	10	0.8%
14	Sweden	9	0.7%
15	Ukraine	9	0.7%
16	Australia	9	0.7%
17	Cyprus	9	0.7%
18	Bulgaria	6	0.5%
19	India	6	0.5%
20	Latvia	4	0.3%
21	Denmark	3	0.2%
22	Czech Republic	2	0.2%
23	Ireland	2	0.2%
24	Hong Kong	2	0.2%
25	Chile	2	0.2%
26	Croatia	2	0.2%
27	New Zealand	2	0.2%
28	Thailand	2	0.2%
29	Switzerland	2	0.2%
30	Spain	2	0.2%
31	Taiwan	1	0.1%
32	Norway	1	0.1%
33	Mongolia	1	0.1%
34	Lithuania	1	0.1%
35	Korea, Republic of	1	0.1%
36	Bangladesh	1	0.1%
37	Belgium	1	0.1%
38	Italy	1	0.1%