Rank	Countries/Territories	Count	Percent
1	United States	559	37.8%
2	China	511	34.5%
3	Germany	170	11.5%
4	France	77	5.2%
5	Poland	28	1.9%
6	Japan	19	1.3%
7	Netherlands	17	1.1%
8	Australia	13	0.9%
9	Singapore	11	0.7%
10	United Kingdom	9	0.6%
11	Cyprus	9	0.6%
12	Canada	9	0.6%
13	Hong Kong	9	0.6%
14	India	7	0.5%
15	Malaysia	3	0.2%
16	Algeria	3	0.2%
17	Sweden	3	0.2%
18	Taiwan	2	0.1%
19	Thailand	2	0.1%
20	Argentina	2	0.1%
21	Finland	2	0.1%
22	Mexico	2	0.1%
23	Mongolia	2	0.1%
24	Korea, Republic of	2	0.1%
25	Iran, Islamic Republic of	2	0.1%
26	Israel	2	0.1%
27	Albania	1	0.1%
28	Belgium	1	0.1%
29	Ukraine	1	0.1%
30	Spain	1	0.1%
31	Norway	1	0.1%