Rank	Countries/Territories	Count	Percent
1	United States	399	49.5%
2	China	165	20.5%
3	Germany	94	11.7%
4	France	31	3.8%
5	Canada	21	2.6%
6	Iran, Islamic Republic of	9	1.1%
7	Japan	8	1%
8	Korea, Republic of	8	1%
9	Netherlands	7	0.9%
10	India	5	0.6%
11	Cyprus	5	0.6%
12	Singapore	5	0.6%
13	Thailand	5	0.6%
14	Russia	4	0.5%
15	Turkey	3	0.4%
16	Ukraine	3	0.4%
17	United Kingdom	3	0.4%
18	Portugal	3	0.4%
19	Ireland	3	0.4%
20	Italy	3	0.4%
21	Philippines	3	0.4%
22	Poland	2	0.2%
23	Hong Kong	2	0.2%
24	Brazil	2	0.2%
25	Argentina	2	0.2%
26	Australia	2	0.2%
27	South Africa	2	0.2%
28	Taiwan	2	0.2%
29	Spain	1	0.1%
30	Qatar	1	0.1%
31	Belgium	1	0.1%
32	Finland	1	0.1%
33	Malaysia	1	0.1%