Rank	Countries/Territories	Count	Percent
1	United States	346	39.5%
2	China	204	23.3%
3	Germany	87	9.9%
4	Japan	47	5.4%
5	India	33	3.8%
6	United Kingdom	25	2.9%
7	Italy	17	1.9%
8	Netherlands	16	1.8%
9	Canada	14	1.6%
10	Kazakhstan	9	1%
11	Russia	8	0.9%
12	Philippines	6	0.7%
13	Cyprus	6	0.7%
14	France	5	0.6%
15	Singapore	5	0.6%
16	Iran, Islamic Republic of	4	0.5%
17	Egypt	4	0.5%
18	Australia	4	0.5%
19	Ireland	3	0.3%
20	Ukraine	3	0.3%
21	Viet Nam	3	0.3%
22	Yemen	2	0.2%
23	South Africa	2	0.2%
24	Serbia	2	0.2%
25	Korea, Republic of	2	0.2%
26	Indonesia	2	0.2%
27	Cambodia	2	0.2%
28	Austria	1	0.1%
29	Azerbaijan	1	0.1%
30	Finland	1	0.1%
31	Denmark	1	0.1%
32	Greece	1	0.1%
33	Lithuania	1	0.1%
34	Luxembourg	1	0.1%
35	Malaysia	1	0.1%
36	Mexico	1	0.1%
37	Puerto Rico	1	0.1%
38	Romania	1	0.1%
39	Norway	1	0.1%
40	Slovakia	1	0.1%
41	Taiwan	1	0.1%
42	United Arab Emirates	1	0.1%