Rank	Countries/Territories	Count	Percent
1	United States	406	24.2%
2	China	396	23.6%
3	Germany	107	6.4%
4	Ireland	99	5.9%
5	Russia	53	3.2%
6	Sweden	42	2.5%
7	Canada	41	2.4%
8	Finland	41	2.4%
9	France	41	2.4%
10	United Kingdom	36	2.1%
11	Singapore	35	2.1%
12	Israel	34	2%
13	Denmark	31	1.8%
14	Slovakia	30	1.8%
15	Romania	28	1.7%
16	Turkey	27	1.6%
17	New Zealand	26	1.5%
18	Netherlands	25	1.5%
19	Norway	22	1.3%
20	Switzerland	21	1.3%
21	Spain	17	1%
22	Italy	15	0.9%
23	Australia	14	0.8%
24	Belgium	13	0.8%
25		9	0.5%
26	Japan	8	0.5%
27	Jordan	7	0.4%
28	Bangladesh	7	0.4%
29	Ukraine	7	0.4%
30	India	6	0.4%
31	Cyprus	6	0.4%
32	Bulgaria	4	0.2%
33	Morocco	4	0.2%
34	Iran, Islamic Republic of	3	0.2%
35	Philippines	2	0.1%
36	South Africa	2	0.1%
37	Saudi Arabia	2	0.1%
38	Cote D'ivoire	2	0.1%
39	Austria	2	0.1%
40	Georgia	2	0.1%
41	Latvia	2	0.1%
42	Viet Nam	2	0.1%
43	Mexico	1	0.1%