Rank	Countries/Territories	Count	Percent
1	United States	321	30.1%
2	China	274	25.7%
3	Germany	104	9.8%
4	Brazil	34	3.2%
5	Japan	32	3%
6	Taiwan	25	2.3%
7	Mexico	24	2.3%
8	Colombia	23	2.2%
9	Turkey	17	1.6%
10	Canada	16	1.5%
11	United Kingdom	13	1.2%
12	Romania	13	1.2%
13	Korea, Republic of	12	1.1%
14	Spain	12	1.1%
15	France	11	1%
16	Hungary	11	1%
17	Austria	10	0.9%
18	Australia	9	0.8%
19	Netherlands	9	0.8%
20	Sweden	9	0.8%
21	Russia	9	0.8%
22	Switzerland	7	0.7%
23	Belgium	7	0.7%
24	Italy	6	0.6%
25	Poland	6	0.6%
26	Ireland	5	0.5%
27	Thailand	5	0.5%
28	Singapore	5	0.5%
29	Portugal	4	0.4%
30	Peru	4	0.4%
31	India	4	0.4%
32	Cyprus	3	0.3%
33	Ukraine	3	0.3%
34	Tunisia	2	0.2%
35	Saudi Arabia	2	0.2%
36	Iran, Islamic Republic of	2	0.2%
37	Ecuador	2	0.2%
38	Kuwait	2	0.2%
39	Malaysia	1	0.1%
40	Oman	1	0.1%
41	Syrian Arab Republic	1	0.1%
42	Egypt	1	0.1%
43	Ethiopia	1	0.1%
44	Chile	1	0.1%
45	Greece	1	0.1%
46	Czech Republic	1	0.1%
47	Argentina	1	0.1%