Rank	Countries/Territories	Count	Percent
1	United States	517	48.5%
2	China	203	19%
3	Germany	106	9.9%
4	Iran, Islamic Republic of	33	3.1%
5	India	25	2.3%
6	Japan	19	1.8%
7	Malaysia	15	1.4%
8	Netherlands	14	1.3%
9	Russia	13	1.2%
10	France	13	1.2%
11	Singapore	11	1%
12	Cyprus	9	0.8%
13	Australia	9	0.8%
14	Turkey	8	0.8%
15	Canada	7	0.7%
16	Lebanon	7	0.7%
17	Poland	6	0.6%
18	Ireland	6	0.6%
19	Spain	4	0.4%
20	Taiwan	4	0.4%
21	Thailand	3	0.3%
22	Romania	3	0.3%
23	Ethiopia	3	0.3%
24	United Kingdom	3	0.3%
25	Hong Kong	2	0.2%
26	Italy	2	0.2%
27	Ecuador	2	0.2%
28	Algeria	2	0.2%
29	Brazil	2	0.2%
30	Slovakia	2	0.2%
31	South Africa	2	0.2%
32	Portugal	2	0.2%
33	Luxembourg	2	0.2%
34	Mongolia	1	0.1%
35	Norway	1	0.1%
36	Azerbaijan	1	0.1%
37	Chile	1	0.1%
38	Jordan	1	0.1%
39	Korea, Republic of	1	0.1%
40	Ukraine	1	0.1%