Rank	Countries/Territories	Count	Percent
1	United States	313	44%
2	China	108	15.2%
3	Germany	54	7.6%
4	France	32	4.5%
5	India	32	4.5%
6	Canada	18	2.5%
7	Netherlands	16	2.3%
8	Ireland	12	1.7%
9	Japan	10	1.4%
10	Korea, Republic of	10	1.4%
11	South Africa	10	1.4%
12	Brazil	9	1.3%
13	United Kingdom	9	1.3%
14	Cuba	8	1.1%
15	Singapore	7	1%
16	Cyprus	5	0.7%
17	Portugal	5	0.7%
18	Malaysia	5	0.7%
19	Hong Kong	4	0.6%
20	Indonesia	3	0.4%
21	Australia	3	0.4%
22	Italy	3	0.4%
23	Romania	3	0.4%
24	Sweden	3	0.4%
25	Slovenia	3	0.4%
26	Turkey	3	0.4%
27	Ukraine	3	0.4%
28	Viet Nam	2	0.3%
29	Taiwan	2	0.3%
30	Thailand	2	0.3%
31	Peru	2	0.3%
32	Philippines	2	0.3%
33	Kazakhstan	2	0.3%
34	Mexico	1	0.1%
35	Nigeria	1	0.1%
36	Russia	1	0.1%
37	Belgium	1	0.1%
38		1	0.1%
39	Egypt	1	0.1%
40	Georgia	1	0.1%
41	Ghana	1	0.1%