Rank	Countries/Territories	Count	Percent
1	United States	246	35.5%
2	China	171	24.7%
3	Germany	77	11.1%
4	Ireland	24	3.5%
5	Singapore	22	3.2%
6	Japan	17	2.5%
7	Canada	11	1.6%
8	Hong Kong	10	1.4%
9	India	10	1.4%
10	Netherlands	9	1.3%
11	Norway	9	1.3%
12	Taiwan	8	1.2%
13	Bulgaria	7	1%
14	Cyprus	6	0.9%
15	Egypt	6	0.9%
16	France	6	0.9%
17	Poland	5	0.7%
18	United Arab Emirates	5	0.7%
19	Spain	4	0.6%
20	Korea, Republic of	4	0.6%
21	Mexico	3	0.4%
22	Philippines	3	0.4%
23	Switzerland	3	0.4%
24	Turkey	3	0.4%
25	Thailand	2	0.3%
26	Russia	2	0.3%
27	Kuwait	2	0.3%
28	Morocco	2	0.3%
29	Bangladesh	2	0.3%
30	Kazakhstan	2	0.3%
31	Italy	2	0.3%
32	Greece	1	0.1%
33	Bahrain	1	0.1%
34	Estonia	1	0.1%
35	Nepal	1	0.1%
36	Palestine, State of	1	0.1%
37	Mongolia	1	0.1%
38	Sweden	1	0.1%
39	South Africa	1	0.1%
40	Ukraine	1	0.1%