Rank	Countries/Territories	Count	Percent
1	United States	421	33%
2	China	320	25.1%
3	Germany	114	8.9%
4	Brazil	62	4.9%
5	Ireland	51	4%
6	Canada	44	3.5%
7	France	43	3.4%
8	Sweden	25	2%
9	Netherlands	23	1.8%
10	Korea, Republic of	17	1.3%
11	India	13	1%
12	United Kingdom	13	1%
13	Australia	12	0.9%
14	Russia	12	0.9%
15	Japan	10	0.8%
16	Poland	9	0.7%
17	Iran, Islamic Republic of	8	0.6%
18	Norway	6	0.5%
19	Singapore	5	0.4%
20	Italy	5	0.4%
21	Cyprus	5	0.4%
22	Bulgaria	5	0.4%
23	Ukraine	5	0.4%
24	Turkey	4	0.3%
25	Czech Republic	4	0.3%
26	Spain	4	0.3%
27	Pakistan	3	0.2%
28	Romania	3	0.2%
29	New Zealand	3	0.2%
30	Ecuador	3	0.2%
31	Bangladesh	3	0.2%
32	Albania	2	0.2%
33	Denmark	2	0.2%
34	Lebanon	2	0.2%
35	Palestine, State of	2	0.2%
36	Thailand	2	0.2%
37	United Arab Emirates	1	0.1%
38	Sri Lanka	1	0.1%
39	Saudi Arabia	1	0.1%
40	Mexico	1	0.1%
41	Kenya	1	0.1%
42	Iraq	1	0.1%
43	Chile	1	0.1%
44	Colombia	1	0.1%
45	Croatia	1	0.1%