Rank	Countries/Territories	Count	Percent
1	United States	439	33.4%
2	China	314	23.9%
3	Germany	105	8%
4	Brazil	95	7.2%
5	Mexico	46	3.5%
6	India	38	2.9%
7	Spain	22	1.7%
8	Korea, Republic of	21	1.6%
9	Japan	20	1.5%
10	Canada	20	1.5%
11	Netherlands	18	1.4%
12	Chile	11	0.8%
13	Italy	11	0.8%
14	Iran, Islamic Republic of	10	0.8%
15	Indonesia	9	0.7%
16	France	8	0.6%
17	Czech Republic	8	0.6%
18	Ireland	8	0.6%
19	Nigeria	7	0.5%
20	Australia	7	0.5%
21	Cyprus	7	0.5%
22	United Kingdom	7	0.5%
23	Sweden	7	0.5%
24	Switzerland	6	0.5%
25	Singapore	6	0.5%
26	Russia	6	0.5%
27	Turkey	5	0.4%
28	Taiwan	4	0.3%
29	Egypt	4	0.3%
30	Hong Kong	4	0.3%
31	Austria	4	0.3%
32	Ethiopia	3	0.2%
33	Israel	3	0.2%
34	Jordan	3	0.2%
35	Malaysia	3	0.2%
36	Ukraine	3	0.2%
37	Viet Nam	2	0.2%
38	New Zealand	2	0.2%
39	Norway	2	0.2%
40	Philippines	2	0.2%
41	Poland	2	0.2%
42	Qatar	1	0.1%
43	Romania	1	0.1%
44	Saudi Arabia	1	0.1%
45	Moldova, Republic of	1	0.1%
46	Mongolia	1	0.1%
47	Bangladesh	1	0.1%
48	Denmark	1	0.1%
49	Colombia	1	0.1%
50	United Arab Emirates	1	0.1%
51	South Africa	1	0.1%
52	Togo	1	0.1%