Rank	Countries/Territories	Count	Percent
1	United States	390	37.5%
2	China	265	25.5%
3	Egypt	109	10.5%
4	Germany	57	5.5%
5	France	28	2.7%
6	United Kingdom	24	2.3%
7	Canada	21	2%
8	Japan	18	1.7%
9	Australia	15	1.4%
10	Netherlands	13	1.2%
11	Singapore	12	1.2%
12	Russia	7	0.7%
13	India	7	0.7%
14	Brazil	6	0.6%
15	Korea, Republic of	6	0.6%
16	Mexico	5	0.5%
17	Cyprus	5	0.5%
18	Iran, Islamic Republic of	5	0.5%
19	Ireland	4	0.4%
20	Pakistan	4	0.4%
21	Saudi Arabia	4	0.4%
22	Hong Kong	4	0.4%
23	Spain	3	0.3%
24	Sweden	3	0.3%
25	Ghana	3	0.3%
26	Burundi	2	0.2%
27	Argentina	2	0.2%
28	Switzerland	2	0.2%
29	Taiwan	2	0.2%
30	Ukraine	2	0.2%
31	United Arab Emirates	2	0.2%
32	Morocco	2	0.2%
33	Yemen	2	0.2%
34	Malaysia	1	0.1%
35	Romania	1	0.1%
36	Norway	1	0.1%
37	Jordan	1	0.1%
38	Kazakhstan	1	0.1%
39	Italy	1	0.1%