Rank	Countries/Territories	Count	Percent
1	United States	402	32.7%
2	China	298	24.3%
3	Germany	96	7.8%
4	Brazil	92	7.5%
5	Mexico	46	3.7%
6	India	36	2.9%
7	Korea, Republic of	21	1.7%
8	Canada	20	1.6%
9	Japan	19	1.5%
10	Netherlands	18	1.5%
11	Spain	13	1.1%
12	Iran, Islamic Republic of	10	0.8%
13	Chile	10	0.8%
14	Indonesia	9	0.7%
15	France	8	0.7%
16	Czech Republic	8	0.7%
17	Ireland	8	0.7%
18	Italy	8	0.7%
19	United Kingdom	7	0.6%
20	Sweden	7	0.6%
21	Nigeria	7	0.6%
22	Australia	7	0.6%
23	Cyprus	7	0.6%
24	Switzerland	6	0.5%
25	Singapore	6	0.5%
26	Turkey	5	0.4%
27	Russia	5	0.4%
28	Hong Kong	4	0.3%
29	Austria	4	0.3%
30	Taiwan	4	0.3%
31	Ukraine	3	0.2%
32	Ethiopia	3	0.2%
33	Israel	3	0.2%
34	Jordan	3	0.2%
35	Malaysia	3	0.2%
36	New Zealand	2	0.2%
37	Norway	2	0.2%
38	Philippines	2	0.2%
39	Poland	2	0.2%
40	Egypt	2	0.2%
41	Viet Nam	2	0.2%
42	United Arab Emirates	1	0.1%
43	South Africa	1	0.1%
44	Togo	1	0.1%
45	Bangladesh	1	0.1%
46	Denmark	1	0.1%
47	Colombia	1	0.1%
48	Qatar	1	0.1%
49	Romania	1	0.1%
50	Saudi Arabia	1	0.1%
51	Moldova, Republic of	1	0.1%