Rank	Countries/Territories	Count	Percent
1	United States	496	38.3%
2	China	416	32.1%
3	Germany	76	5.9%
4	India	64	4.9%
5	Russia	50	3.9%
6	Netherlands	26	2%
7	Canada	19	1.5%
8	France	14	1.1%
9		14	1.1%
10	Australia	11	0.8%
11	Japan	11	0.8%
12	United Kingdom	10	0.8%
13	Turkey	9	0.7%
14	Korea, Republic of	7	0.5%
15	Cote D'ivoire	7	0.5%
16	Hong Kong	7	0.5%
17	Ireland	6	0.5%
18	Singapore	6	0.5%
19	Thailand	5	0.4%
20	Italy	5	0.4%
21	Mongolia	3	0.2%
22	Spain	3	0.2%
23	Sweden	3	0.2%
24	Switzerland	3	0.2%
25	Indonesia	3	0.2%
26	Cyprus	3	0.2%
27	Argentina	3	0.2%
28	Iran, Islamic Republic of	2	0.2%
29	Guatemala	2	0.2%
30	Uganda	2	0.2%
31	Ukraine	2	0.2%
32	Taiwan	1	0.1%
33	Norway	1	0.1%
34	Oman	1	0.1%
35	Palestine, State of	1	0.1%
36	Poland	1	0.1%
37	Chile	1	0.1%
38	Brazil	1	0.1%
39	Denmark	1	0.1%