Rank	Countries/Territories	Count	Percent
1	United States	308	39.4%
2	China	174	22.3%
3	Germany	61	7.8%
4	France	29	3.7%
5	Japan	26	3.3%
6	India	21	2.7%
7	Korea, Republic of	21	2.7%
8	Thailand	15	1.9%
9	Singapore	11	1.4%
10	Switzerland	9	1.2%
11	Ireland	9	1.2%
12	Hong Kong	8	1%
13	United Arab Emirates	8	1%
14	Netherlands	8	1%
15	Puerto Rico	7	0.9%
16		7	0.9%
17	Czech Republic	7	0.9%
18	Canada	5	0.6%
19	United Kingdom	5	0.6%
20	South Africa	4	0.5%
21	Italy	4	0.5%
22	Cyprus	3	0.4%
23	Taiwan	3	0.4%
24	Russia	3	0.4%
25	Philippines	3	0.4%
26	Poland	2	0.3%
27	Saudi Arabia	2	0.3%
28	Macao	2	0.3%
29	Spain	2	0.3%
30	Mexico	2	0.3%
31	Finland	2	0.3%
32	Australia	2	0.3%
33	Belgium	1	0.1%
34	Colombia	1	0.1%
35	Jordan	1	0.1%
36	Hungary	1	0.1%
37	Israel	1	0.1%
38	Malaysia	1	0.1%
39	Norway	1	0.1%
40	Pakistan	1	0.1%
41	Portugal	1	0.1%