Rank	Countries/Territories	Count	Percent
1	United States	546	41.9%
2	China	377	28.9%
3	Germany	122	9.4%
4	Japan	78	6%
5	India	57	4.4%
6	Canada	25	1.9%
7	Taiwan	13	1%
8	Ireland	11	0.8%
9	France	7	0.5%
10	Cyprus	7	0.5%
11	Honduras	6	0.5%
12	Korea, Republic of	6	0.5%
13	United Kingdom	5	0.4%
14	Netherlands	4	0.3%
15	Hong Kong	4	0.3%
16	Iran, Islamic Republic of	3	0.2%
17	Argentina	3	0.2%
18	Israel	3	0.2%
19	Poland	3	0.2%
20	Singapore	3	0.2%
21	Turkey	3	0.2%
22	Russia	2	0.2%
23	Italy	2	0.2%
24	Australia	2	0.2%
25	Brazil	2	0.2%
26	Egypt	2	0.2%
27	Latvia	2	0.2%
28	Mexico	2	0.2%
29	Bulgaria	1	0.1%
30	Bangladesh	1	0.1%
31	Nigeria	1	0.1%
32	Sweden	1	0.1%