Rank	Countries/Territories	Count	Percent
1	United States	404	38.7%
2	China	256	24.5%
3	Ireland	78	7.5%
4	Germany	54	5.2%
5	Russia	35	3.3%
6	India	33	3.2%
7	Singapore	25	2.4%
8	Japan	17	1.6%
9	Brazil	16	1.5%
10	Latvia	11	1.1%
11	Hungary	9	0.9%
12	Canada	9	0.9%
13	Australia	7	0.7%
14	Hong Kong	6	0.6%
15	Italy	5	0.5%
16	Lebanon	5	0.5%
17	United Kingdom	5	0.5%
18	Korea, Republic of	4	0.4%
19	Egypt	4	0.4%
20	Greece	4	0.4%
21	France	3	0.3%
22	Mexico	3	0.3%
23	Iran, Islamic Republic of	3	0.3%
24	Iraq	3	0.3%
25	Turkey	3	0.3%
26	Spain	3	0.3%
27	Pakistan	3	0.3%
28	Portugal	3	0.3%
29	Romania	2	0.2%
30	Poland	2	0.2%
31	South Africa	2	0.2%
32	Saudi Arabia	2	0.2%
33	Switzerland	2	0.2%
34	Thailand	2	0.2%
35	Viet Nam	2	0.2%
36	Netherlands	2	0.2%
37	Nigeria	2	0.2%
38	Gabon	2	0.2%
39	Bolivia, Plurinational State of	2	0.2%
40	Argentina	1	0.1%
41	Bahrain	1	0.1%
42	Cyprus	1	0.1%
43	Czech Republic	1	0.1%
44	Denmark	1	0.1%
45	Ecuador	1	0.1%
46	Ethiopia	1	0.1%
47	Finland	1	0.1%
48	New Zealand	1	0.1%
49	Lithuania	1	0.1%
50	Luxembourg	1	0.1%
51	Kazakhstan	1	0.1%