Rank	Countries/Territories	Count	Percent
1	United States	566	34.5%
2	China	479	29.2%
3	Germany	195	11.9%
4	India	56	3.4%
5	France	55	3.4%
6		43	2.6%
7	Canada	42	2.6%
8	Japan	37	2.3%
9	Korea, Republic of	29	1.8%
10	Iran, Islamic Republic of	26	1.6%
11	Cyprus	16	1%
12	Netherlands	15	0.9%
13	Norway	11	0.7%
14	United Kingdom	10	0.6%
15	Russia	6	0.4%
16	Ireland	6	0.4%
17	Hong Kong	4	0.2%
18	Singapore	4	0.2%
19	Venezuela, Bolivarian Republic of	4	0.2%
20	Sri Lanka	3	0.2%
21	Lithuania	3	0.2%
22	Egypt	3	0.2%
23	Argentina	3	0.2%
24	Australia	2	0.1%
25	Bangladesh	2	0.1%
26	Mexico	2	0.1%
27	Latvia	2	0.1%
28	Sweden	2	0.1%
29	Saudi Arabia	2	0.1%
30	Thailand	2	0.1%
31	Ukraine	2	0.1%
32	Taiwan	1	0.1%
33	Peru	1	0.1%
34	Puerto Rico	1	0.1%
35	Armenia	1	0.1%
36	Hungary	1	0.1%
37	Ghana	1	0.1%
38	Israel	1	0.1%
39	Indonesia	1	0.1%
40	Viet Nam	1	0.1%