Rank	Countries/Territories	Count	Percent
1	United States	406	36.5%
2	China	373	33.5%
3	Germany	114	10.2%
4	Ireland	33	3%
5	Netherlands	33	3%
6	Japan	31	2.8%
7	France	28	2.5%
8	Canada	12	1.1%
9	Ghana	11	1%
10	India	10	0.9%
11	Cyprus	7	0.6%
12	Czech Republic	7	0.6%
13	United Kingdom	7	0.6%
14	Brazil	6	0.5%
15	Australia	4	0.4%
16	Romania	4	0.4%
17	Iran, Islamic Republic of	3	0.3%
18	Korea, Republic of	3	0.3%
19	Hong Kong	2	0.2%
20	Georgia	2	0.2%
21	Ukraine	2	0.2%
22	Singapore	2	0.2%
23	Slovakia	2	0.2%
24	Spain	2	0.2%
25	Taiwan	2	0.2%
26	Thailand	1	0.1%
27	Russia	1	0.1%
28	Saudi Arabia	1	0.1%
29	Philippines	1	0.1%
30	Indonesia	1	0.1%
31	Algeria	1	0.1%
32	Finland	1	0.1%