Rank	Countries/Territories	Count	Percent
1	United States	268	32.7%
2	China	211	25.8%
3	Germany	82	10%
4	Canada	58	7.1%
5	Russia	40	4.9%
6	India	28	3.4%
7	Israel	17	2.1%
8	Korea, Republic of	17	2.1%
9	Japan	14	1.7%
10	Hong Kong	12	1.5%
11	Luxembourg	10	1.2%
12	Mongolia	10	1.2%
13	Australia	9	1.1%
14	Singapore	8	1%
15	Cote D'ivoire	5	0.6%
16	France	4	0.5%
17	Thailand	4	0.5%
18	Netherlands	3	0.4%
19	Belgium	3	0.4%
20	Italy	2	0.2%
21	Mexico	2	0.2%
22	Spain	2	0.2%
23	Taiwan	2	0.2%
24	South Africa	1	0.1%
25	Portugal	1	0.1%
26	Turkey	1	0.1%
27	United Kingdom	1	0.1%
28	Ireland	1	0.1%
29	Argentina	1	0.1%
30	Cyprus	1	0.1%
31	Finland	1	0.1%