Rank	Countries/Territories	Count	Percent
1	United States	554	42.8%
2	China	391	30.2%
3	Germany	101	7.8%
4	France	59	4.6%
5	India	40	3.1%
6	Japan	13	1%
7	Canada	11	0.9%
8	Korea, Republic of	11	0.9%
9	Australia	10	0.8%
10	Romania	9	0.7%
11	Ireland	8	0.6%
12	Netherlands	7	0.5%
13	Senegal	7	0.5%
14	Cyprus	7	0.5%
15	Saudi Arabia	6	0.5%
16	Ukraine	6	0.5%
17	United Kingdom	6	0.5%
18	Turkey	5	0.4%
19	Hong Kong	5	0.4%
20	Iran, Islamic Republic of	4	0.3%
21	Switzerland	4	0.3%
22	Russia	4	0.3%
23	Philippines	3	0.2%
24	Latvia	3	0.2%
25	Indonesia	3	0.2%
26	Bangladesh	3	0.2%
27	Brazil	2	0.2%
28	Mexico	2	0.2%
29	Singapore	2	0.2%
30	South Africa	2	0.2%
31	Norway	1	0.1%
32	Albania	1	0.1%
33	Egypt	1	0.1%
34	Ethiopia	1	0.1%
35	Kazakhstan	1	0.1%