Rank	Countries/Territories	Count	Percent
1	United States	561	47.5%
2	China	308	26.1%
3	Germany	103	8.7%
4	Netherlands	51	4.3%
5	France	25	2.1%
6	Switzerland	16	1.4%
7	Singapore	14	1.2%
8	United Kingdom	11	0.9%
9	Japan	9	0.8%
10	Cyprus	8	0.7%
11	Australia	8	0.7%
12	Korea, Republic of	7	0.6%
13	Latvia	5	0.4%
14	Malaysia	5	0.4%
15	Canada	5	0.4%
16	Ireland	4	0.3%
17	New Zealand	4	0.3%
18	Italy	4	0.3%
19	Morocco	4	0.3%
20	Sweden	3	0.3%
21	Ukraine	3	0.3%
22	Egypt	3	0.3%
23	Hong Kong	3	0.3%
24	India	2	0.2%
25	Austria	2	0.2%
26	Czech Republic	2	0.2%
27	South Africa	2	0.2%
28	Mongolia	2	0.2%
29	Russia	1	0.1%
30	Taiwan	1	0.1%
31	Tunisia	1	0.1%
32	Colombia	1	0.1%
33	Bahrain	1	0.1%
34	Argentina	1	0.1%
35	Iran, Islamic Republic of	1	0.1%
36	Israel	1	0.1%