Rank	Countries/Territories	Count	Percent
1	United States	276	43.1%
2	China	209	32.6%
3	Germany	45	7%
4	Egypt	20	3.1%
5	Netherlands	10	1.6%
6	Norway	9	1.4%
7	United Kingdom	9	1.4%
8	Australia	9	1.4%
9	Japan	8	1.2%
10	Ethiopia	7	1.1%
11	Ukraine	5	0.8%
12	Lebanon	4	0.6%
13	Iran, Islamic Republic of	4	0.6%
14	Iraq	3	0.5%
15	Ireland	2	0.3%
16	France	2	0.3%
17	Cyprus	2	0.3%
18	Rwanda	2	0.3%
19	Sierra Leone	2	0.3%
20	Singapore	2	0.3%
21	Sweden	2	0.3%
22	Taiwan	2	0.3%
23	Pakistan	1	0.2%
24	Nigeria	1	0.2%
25	Congo	1	0.2%
26	Hong Kong	1	0.2%
27	Italy	1	0.2%
28	Malaysia	1	0.2%
29	Jordan	1	0.2%