Rank	Countries/Territories	Count	Percent
1	United States	534	40.4%
2	China	262	19.8%
3	Germany	146	11%
4	Ireland	63	4.8%
5	Netherlands	33	2.5%
6	India	29	2.2%
7	Canada	25	1.9%
8	Singapore	20	1.5%
9	Australia	18	1.4%
10	Japan	18	1.4%
11	France	17	1.3%
12	Cyprus	15	1.1%
13	Sweden	14	1.1%
14	Spain	9	0.7%
15	United Kingdom	9	0.7%
16	Latvia	9	0.7%
17	Korea, Republic of	8	0.6%
18	Argentina	8	0.6%
19	Ukraine	8	0.6%
20	Turkey	6	0.5%
21	Switzerland	5	0.4%
22	Iran, Islamic Republic of	5	0.4%
23	Morocco	5	0.4%
24	Saudi Arabia	5	0.4%
25	Senegal	5	0.4%
26	Poland	4	0.3%
27	Russia	4	0.3%
28	Indonesia	4	0.3%
29	Czech Republic	4	0.3%
30	Colombia	4	0.3%
31	Egypt	3	0.2%
32	Hong Kong	3	0.2%
33	Bulgaria	3	0.2%
34	Philippines	3	0.2%
35	Afghanistan	2	0.2%
36	Algeria	2	0.2%
37	Georgia	2	0.2%
38	Taiwan	2	0.2%
39	United Arab Emirates	1	0.1%
40	Bangladesh	1	0.1%
41	Chile	1	0.1%
42	Lithuania	1	0.1%
43	Malaysia	1	0.1%
44	Mongolia	1	0.1%