Rank	Countries/Territories	Count	Percent
1	United States	561	38.6%
2	China	321	22.1%
3	Germany	133	9.2%
4	Ireland	61	4.2%
5	France	54	3.7%
6	Canada	43	3%
7	Korea, Republic of	42	2.9%
8	Netherlands	37	2.5%
9	Croatia	26	1.8%
10	Ukraine	26	1.8%
11	Sweden	20	1.4%
12	Japan	18	1.2%
13	United Kingdom	12	0.8%
14	Turkey	10	0.7%
15	Australia	10	0.7%
16	Poland	7	0.5%
17	Romania	7	0.5%
18	Russia	6	0.4%
19	Italy	5	0.3%
20	Hungary	5	0.3%
21	Cyprus	4	0.3%
22	Czech Republic	3	0.2%
23	Austria	3	0.2%
24	Iceland	3	0.2%
25	India	3	0.2%
26	Serbia	3	0.2%
27	Singapore	3	0.2%
28	Slovakia	2	0.1%
29	Pakistan	2	0.1%
30	Sri Lanka	2	0.1%
31	Nigeria	2	0.1%
32	Lithuania	2	0.1%
33	Belgium	2	0.1%
34	Bosnia and Herzegovina	2	0.1%
35	Taiwan	2	0.1%
36	Tunisia	1	0.1%
37	Egypt	1	0.1%
38	Estonia	1	0.1%
39	Hong Kong	1	0.1%
40	Mexico	1	0.1%
41	Moldova, Republic of	1	0.1%
42	Norway	1	0.1%
43	Kenya	1	0.1%
44	Switzerland	1	0.1%
45	South Africa	1	0.1%