Rank	Countries/Territories	Count	Percent
1	United States	380	45.6%
2	China	267	32.1%
3	Germany	61	7.3%
4	France	24	2.9%
5	Canada	15	1.8%
6	Korea, Republic of	13	1.6%
7	Ukraine	12	1.4%
8	Taiwan	9	1.1%
9	Japan	9	1.1%
10	Morocco	5	0.6%
11	Singapore	5	0.6%
12	Netherlands	4	0.5%
13	Argentina	4	0.5%
14	Mongolia	3	0.4%
15	India	3	0.4%
16	Ireland	3	0.4%
17	Malaysia	2	0.2%
18	Philippines	2	0.2%
19	Australia	2	0.2%
20	Brazil	2	0.2%
21	Cyprus	2	0.2%
22	Spain	2	0.2%
23	Thailand	2	0.2%
24	Bulgaria	1	0.1%
25	Bangladesh	1	0.1%