Rank	Countries/Territories	Count	Percent
1	United States	914	43.4%
2	China	554	26.3%
3	Germany	153	7.3%
4	France	118	5.6%
5	Japan	83	3.9%
6		47	2.2%
7	Canada	33	1.6%
8	Czech Republic	33	1.6%
9	Croatia	26	1.2%
10	Singapore	19	0.9%
11	United Kingdom	16	0.8%
12	Cyprus	15	0.7%
13	Netherlands	14	0.7%
14	Switzerland	10	0.5%
15	Australia	9	0.4%
16	Hong Kong	8	0.4%
17	India	5	0.2%
18	Turkey	5	0.2%
19	Spain	5	0.2%
20	Austria	4	0.2%
21	Bangladesh	4	0.2%
22	Romania	3	0.1%
23	Korea, Republic of	3	0.1%
24	Malaysia	2	0.1%
25	Mongolia	2	0.1%
26	Norway	2	0.1%
27	Pakistan	2	0.1%
28	Russia	2	0.1%
29	Sweden	2	0.1%
30	Brazil	2	0.1%
31	Iran, Islamic Republic of	2	0.1%
32	Denmark	2	0.1%
33	South Africa	2	0.1%
34	Italy	1	0%
35	Argentina	1	0%
36	Slovenia	1	0%
37	Poland	1	0%
38	Lao People's Democratic Republic	1	0%