Rank	Countries/Territories	Count	Percent
1	United States	255	45.1%
2	China	109	19.3%
3	Germany	61	10.8%
4	India	29	5.1%
5	Japan	25	4.4%
6	Cyprus	11	1.9%
7	Romania	9	1.6%
8	Netherlands	6	1.1%
9	Australia	6	1.1%
10	Korea, Republic of	6	1.1%
11	Ireland	5	0.9%
12	Taiwan	5	0.9%
13	Kenya	4	0.7%
14	Malaysia	3	0.5%
15	Mexico	3	0.5%
16	Brazil	3	0.5%
17	Canada	3	0.5%
18	Hong Kong	3	0.5%
19	South Africa	3	0.5%
20	Russia	2	0.4%
21	United Kingdom	2	0.4%
22	Hungary	2	0.4%
23	Belgium	2	0.4%
24	Israel	2	0.4%
25	Iran, Islamic Republic of	2	0.4%
26	France	1	0.2%
27	Sierra Leone	1	0.2%
28	Singapore	1	0.2%
29	Switzerland	1	0.2%
30	Algeria	1	0.2%