Rank	Countries/Territories	Count	Percent
1	United States	469	48.3%
2	China	211	21.7%
3	Germany	123	12.7%
4	Netherlands	36	3.7%
5	Nigeria	17	1.7%
6	France	17	1.7%
7	Japan	14	1.4%
8	Cyprus	8	0.8%
9	Dominican Republic	8	0.8%
10	Australia	6	0.6%
11	United Kingdom	6	0.6%
12	Singapore	6	0.6%
13	Ukraine	5	0.5%
14	Korea, Republic of	5	0.5%
15	Taiwan	4	0.4%
16	Thailand	4	0.4%
17	Romania	3	0.3%
18	Russia	3	0.3%
19	Lithuania	3	0.3%
20	Bulgaria	3	0.3%
21	Canada	3	0.3%
22	Belgium	2	0.2%
23	Latvia	2	0.2%
24	Hong Kong	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Ireland	2	0.2%
27	Italy	2	0.2%
28	Poland	2	0.2%
29	South Africa	1	0.1%
30	Spain	1	0.1%
31	Mongolia	1	0.1%
32	Finland	1	0.1%