Rank	Countries/Territories	Count	Percent
1	United States	462	40%
2	China	254	22%
3	India	89	7.7%
4	Germany	83	7.2%
5	Serbia	39	3.4%
6	Russia	33	2.9%
7	Brazil	32	2.8%
8	Canada	28	2.4%
9	Australia	16	1.4%
10	Latvia	12	1%
11	Japan	11	1%
12	Korea, Republic of	11	1%
13	Cote D'ivoire	10	0.9%
14	Netherlands	8	0.7%
15	France	6	0.5%
16	Austria	6	0.5%
17	United Kingdom	5	0.4%
18	Sweden	4	0.3%
19	Taiwan	4	0.3%
20	Turkey	4	0.3%
21	Iran, Islamic Republic of	4	0.3%
22	Hong Kong	4	0.3%
23	Ireland	3	0.3%
24	Ukraine	3	0.3%
25	Philippines	3	0.3%
26	Portugal	3	0.3%
27	Romania	2	0.2%
28	Norway	2	0.2%
29	Italy	2	0.2%
30	Indonesia	2	0.2%
31	Ecuador	2	0.2%
32	Cyprus	1	0.1%
33	Kyrgyzstan	1	0.1%
34	Saudi Arabia	1	0.1%
35	New Zealand	1	0.1%
36	Singapore	1	0.1%
37	South Africa	1	0.1%
38	Spain	1	0.1%
39	Viet Nam	1	0.1%