Rank	Countries/Territories	Count	Percent
1	United States	274	45.1%
2	China	103	17%
3	Germany	98	16.1%
4	India	25	4.1%
5	Egypt	12	2%
6	Singapore	8	1.3%
7	Netherlands	8	1.3%
8	Korea, Republic of	6	1%
9	United Kingdom	6	1%
10	Cyprus	6	1%
11	Argentina	6	1%
12	Canada	6	1%
13	Iran, Islamic Republic of	6	1%
14	Japan	6	1%
15	Jordan	4	0.7%
16	Ireland	4	0.7%
17	Poland	4	0.7%
18	France	3	0.5%
19	Bulgaria	2	0.3%
20	Australia	2	0.3%
21	Israel	2	0.3%
22	Russia	2	0.3%
23	Lithuania	2	0.3%
24	Macao	2	0.3%
25	Malaysia	2	0.3%
26	Mauritius	1	0.2%
27	Serbia	1	0.2%
28	New Zealand	1	0.2%
29	Spain	1	0.2%
30	Taiwan	1	0.2%
31	Viet Nam	1	0.2%
32	Greece	1	0.2%
33	Brazil	1	0.2%