Rank	Countries/Territories	Count	Percent
1	United States	469	40.2%
2	China	306	26.2%
3	Germany	87	7.5%
4	Japan	37	3.2%
5	Korea, Republic of	36	3.1%
6	Spain	23	2%
7	Viet Nam	19	1.6%
8	Ukraine	14	1.2%
9	Taiwan	11	0.9%
10	France	11	0.9%
11	Ireland	10	0.9%
12	United Kingdom	10	0.9%
13	Iran, Islamic Republic of	9	0.8%
14	India	9	0.8%
15	Canada	9	0.8%
16	Singapore	8	0.7%
17	Mexico	7	0.6%
18	Peru	7	0.6%
19	Chile	6	0.5%
20	Australia	6	0.5%
21	Hong Kong	5	0.4%
22	Cyprus	5	0.4%
23	Italy	4	0.3%
24	Turkey	4	0.3%
25	Yemen	4	0.3%
26	South Africa	4	0.3%
27	Thailand	3	0.3%
28	Poland	3	0.3%
29	Netherlands	3	0.3%
30	Denmark	3	0.3%
31	Indonesia	3	0.3%
32	Argentina	3	0.3%
33	Brazil	3	0.3%
34	Austria	2	0.2%
35	Colombia	2	0.2%
36	Malaysia	2	0.2%
37	Russia	2	0.2%
38	Lithuania	2	0.2%
39	Uganda	2	0.2%
40	Slovakia	2	0.2%
41	Sweden	2	0.2%
42	Switzerland	2	0.2%
43	Luxembourg	1	0.1%
44	Libya	1	0.1%
45	Jamaica	1	0.1%
46	Kenya	1	0.1%
47	Saudi Arabia	1	0.1%
48	Philippines	1	0.1%
49	Mongolia	1	0.1%