Rank	Countries/Territories	Count	Percent
1	United States	426	34.5%
2	China	389	31.5%
3	Germany	135	10.9%
4	Japan	54	4.4%
5	France	49	4%
6	Spain	24	1.9%
7	Netherlands	23	1.9%
8	Canada	18	1.5%
9	Singapore	15	1.2%
10	Argentina	10	0.8%
11	India	10	0.8%
12	Hong Kong	8	0.6%
13	South Africa	6	0.5%
14	Russia	5	0.4%
15	Latvia	5	0.4%
16	Indonesia	5	0.4%
17	Ireland	5	0.4%
18	Australia	4	0.3%
19	Egypt	4	0.3%
20	New Zealand	4	0.3%
21	Morocco	3	0.2%
22	United Kingdom	3	0.2%
23	Cyprus	3	0.2%
24	Korea, Republic of	3	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Czech Republic	2	0.2%
27	Brazil	2	0.2%
28	Switzerland	2	0.2%
29	Taiwan	2	0.2%
30	Malaysia	2	0.2%
31	Peru	2	0.2%
32	Nigeria	1	0.1%
33	Mongolia	1	0.1%
34	Thailand	1	0.1%
35	Turkey	1	0.1%
36	Ukraine	1	0.1%
37	Slovenia	1	0.1%
38	Congo, The Democratic Republic of The	1	0.1%
39	Cote D'ivoire	1	0.1%
40	Denmark	1	0.1%
41	Israel	1	0.1%