Rank	Countries/Territories	Count	Percent
1	United States	371	41.1%
2	China	264	29.2%
3	Germany	115	12.7%
4	France	20	2.2%
5	Japan	18	2%
6	Canada	16	1.8%
7	Saudi Arabia	8	0.9%
8	United Kingdom	7	0.8%
9	Netherlands	7	0.8%
10	Norway	6	0.7%
11	Ireland	6	0.7%
12	India	6	0.7%
13	Brazil	6	0.7%
14	Australia	5	0.6%
15	Iran, Islamic Republic of	5	0.6%
16	Singapore	4	0.4%
17	Bangladesh	4	0.4%
18	Colombia	4	0.4%
19	Cyprus	3	0.3%
20	Russia	3	0.3%
21	Lebanon	2	0.2%
22	Malaysia	2	0.2%
23	Mongolia	2	0.2%
24	Dominican Republic	2	0.2%
25	Argentina	2	0.2%
26	Hungary	2	0.2%
27	Ethiopia	2	0.2%
28	Hong Kong	1	0.1%
29	Indonesia	1	0.1%
30	Egypt	1	0.1%
31	Jamaica	1	0.1%
32	Korea, Republic of	1	0.1%
33	Kuwait	1	0.1%
34	South Africa	1	0.1%
35	Spain	1	0.1%
36	Switzerland	1	0.1%
37	Uganda	1	0.1%
38	United Arab Emirates	1	0.1%