Rank	Countries/Territories	Count	Percent
1	United States	466	44.9%
2	China	298	28.7%
3	Germany	103	9.9%
4	France	69	6.7%
5	Canada	12	1.2%
6	Ukraine	12	1.2%
7	Netherlands	11	1.1%
8	Ireland	10	1%
9	Japan	9	0.9%
10	Australia	8	0.8%
11	Latvia	5	0.5%
12	Hong Kong	4	0.4%
13	India	4	0.4%
14	Iran, Islamic Republic of	3	0.3%
15	Argentina	3	0.3%
16	Cyprus	3	0.3%
17	Singapore	3	0.3%
18	Mongolia	2	0.2%
19	Russia	2	0.2%
20	Bangladesh	2	0.2%
21	Korea, Republic of	2	0.2%
22	Italy	2	0.2%
23	Austria	1	0.1%
24	Malaysia	1	0.1%
25	Switzerland	1	0.1%
26	Turkey	1	0.1%