Rank	Countries/Territories	Count	Percent
1	United States	544	37%
2	China	402	27.4%
3	Germany	110	7.5%
4	Canada	72	4.9%
5	Brazil	57	3.9%
6	India	52	3.5%
7	Denmark	38	2.6%
8	Russia	27	1.8%
9	Korea, Republic of	25	1.7%
10	Netherlands	22	1.5%
11	France	20	1.4%
12	Japan	15	1%
13	Cote D'ivoire	12	0.8%
14	Australia	11	0.7%
15	Cyprus	9	0.6%
16	Belgium	7	0.5%
17	Iran, Islamic Republic of	6	0.4%
18	Taiwan	5	0.3%
19	United Kingdom	5	0.3%
20	South Africa	4	0.3%
21	Hong Kong	3	0.2%
22	Spain	2	0.1%
23	Sweden	2	0.1%
24	Norway	2	0.1%
25	Poland	2	0.1%
26	Mongolia	2	0.1%
27	Ukraine	1	0.1%
28	Romania	1	0.1%
29	Singapore	1	0.1%
30	Switzerland	1	0.1%
31	Jordan	1	0.1%
32	Nigeria	1	0.1%
33	Latvia	1	0.1%
34	Luxembourg	1	0.1%
35	Mexico	1	0.1%
36	Greece	1	0.1%
37	Ireland	1	0.1%
38	Italy	1	0.1%
39	Austria	1	0.1%