Rank	Countries/Territories	Count	Percent
1	United States	429	41.9%
2	China	175	17.1%
3	Japan	77	7.5%
4	Germany	53	5.2%
5		53	5.2%
6	Mexico	52	5.1%
7	Singapore	27	2.6%
8	Argentina	21	2%
9	Brazil	17	1.7%
10	United Kingdom	17	1.7%
11	Spain	14	1.4%
12	France	11	1.1%
13	Cyprus	9	0.9%
14	Netherlands	8	0.8%
15	Switzerland	6	0.6%
16	Canada	6	0.6%
17	India	5	0.5%
18	Ireland	5	0.5%
19	Belgium	4	0.4%
20	Russia	4	0.4%
21	Thailand	4	0.4%
22	Sweden	3	0.3%
23	Korea, Republic of	3	0.3%
24	Australia	3	0.3%
25	Denmark	3	0.3%
26	Ecuador	2	0.2%
27	Estonia	2	0.2%
28	Mongolia	2	0.2%
29	Nigeria	2	0.2%
30	Poland	2	0.2%
31	Romania	2	0.2%
32	Ukraine	2	0.2%
33	Virgin Islands, British	1	0.1%
34	Taiwan	1	0.1%