Rank	Countries/Territories	Count	Percent
1	United States	208	29.1%
2	China	197	27.5%
3	Germany	36	5%
4	United Kingdom	26	3.6%
5	France	24	3.4%
6	South Africa	22	3.1%
7	Pakistan	19	2.7%
8	Argentina	16	2.2%
9	Canada	14	2%
10	Switzerland	13	1.8%
11	Japan	12	1.7%
12	Mexico	11	1.5%
13	Netherlands	11	1.5%
14	Brazil	11	1.5%
15	Singapore	10	1.4%
16	Ukraine	10	1.4%
17	Indonesia	9	1.3%
18	Cyprus	9	1.3%
19	Egypt	8	1.1%
20	Ireland	5	0.7%
21	Russia	5	0.7%
22	Trinidad and Tobago	5	0.7%
23	Malaysia	4	0.6%
24	Slovakia	3	0.4%
25	Australia	3	0.4%
26	Chile	2	0.3%
27	Colombia	2	0.3%
28	Israel	2	0.3%
29	Italy	2	0.3%
30	Iran, Islamic Republic of	2	0.3%
31	Hong Kong	2	0.3%
32	India	2	0.3%
33	Poland	2	0.3%
34	Taiwan	2	0.3%
35	Lebanon	2	0.3%
36	Lithuania	1	0.1%
37	Korea, Republic of	1	0.1%
38	Mauritius	1	0.1%
39	Norway	1	0.1%
40	Syrian Arab Republic	1	0.1%