Rank	Countries/Territories	Count	Percent
1	United States	133	28.8%
2	China	78	16.9%
3	United Kingdom	42	9.1%
4	Germany	35	7.6%
5	Japan	30	6.5%
6	Poland	14	3%
7	Netherlands	12	2.6%
8	Canada	10	2.2%
9	Brazil	10	2.2%
10	Korea, Republic of	9	1.9%
11	Ireland	9	1.9%
12	India	8	1.7%
13	Norway	8	1.7%
14	Romania	6	1.3%
15	Belgium	6	1.3%
16	Singapore	5	1.1%
17	Peru	4	0.9%
18	Libya	4	0.9%
19	Hong Kong	4	0.9%
20	France	3	0.6%
21	Mexico	3	0.6%
22	Russia	3	0.6%
23	Turkey	3	0.6%
24	Ukraine	2	0.4%
25	Taiwan	2	0.4%
26	Tanzania, United Republic of	2	0.4%
27	New Zealand	2	0.4%
28	Lithuania	2	0.4%
29	Cyprus	2	0.4%
30	Australia	2	0.4%
31	Austria	1	0.2%
32	Bulgaria	1	0.2%
33	Finland	1	0.2%
34	Macao	1	0.2%
35	Greece	1	0.2%
36	Italy	1	0.2%
37	South Africa	1	0.2%
38	Spain	1	0.2%
39	Sweden	1	0.2%