Rank	Countries/Territories	Count	Percent
1	United States	550	36.3%
2	China	401	26.5%
3	Germany	139	9.2%
4	Ireland	94	6.2%
5	Japan	69	4.6%
6	Netherlands	26	1.7%
7	Singapore	26	1.7%
8	France	25	1.7%
9	Russia	23	1.5%
10	United Kingdom	14	0.9%
11	Romania	12	0.8%
12	Hong Kong	11	0.7%
13	Korea, Republic of	10	0.7%
14	Canada	10	0.7%
15	India	10	0.7%
16	Iran, Islamic Republic of	10	0.7%
17	Australia	9	0.6%
18	Cyprus	7	0.5%
19	Sweden	7	0.5%
20	Portugal	5	0.3%
21	Iraq	5	0.3%
22	Brazil	5	0.3%
23	Denmark	4	0.3%
24	Lithuania	4	0.3%
25	Spain	4	0.3%
26	Thailand	4	0.3%
27	Ukraine	3	0.2%
28	Malaysia	3	0.2%
29	Belgium	3	0.2%
30	Latvia	3	0.2%
31	Colombia	2	0.1%
32	Egypt	2	0.1%
33	Finland	2	0.1%
34	Nepal	2	0.1%
35	Qatar	2	0.1%
36	South Africa	2	0.1%
37	Taiwan	2	0.1%
38	Uganda	1	0.1%
39	Switzerland	1	0.1%
40	Philippines	1	0.1%
41	Mongolia	1	0.1%
42	Hungary	1	0.1%