Rank	Countries/Territories	Count	Percent
1	United States	490	45.4%
2	China	284	26.3%
3	Germany	146	13.5%
4	Japan	29	2.7%
5	Ireland	17	1.6%
6	Netherlands	14	1.3%
7	France	13	1.2%
8	Singapore	10	0.9%
9	United Kingdom	8	0.7%
10	Cyprus	8	0.7%
11	Korea, Republic of	8	0.7%
12	Italy	7	0.6%
13	South Africa	6	0.6%
14	Taiwan	5	0.5%
15	India	5	0.5%
16	Canada	4	0.4%
17	Mexico	3	0.3%
18	Pakistan	3	0.3%
19	Norway	2	0.2%
20	Thailand	2	0.2%
21	Malaysia	2	0.2%
22	Australia	2	0.2%
23	Bangladesh	2	0.2%
24	Egypt	1	0.1%
25	Georgia	1	0.1%
26	Honduras	1	0.1%
27	Hong Kong	1	0.1%
28	Mongolia	1	0.1%
29	Latvia	1	0.1%
30	Philippines	1	0.1%
31	Sweden	1	0.1%
32	Switzerland	1	0.1%