Rank	Countries/Territories	Count	Percent
1	United States	407	42.4%
2	China	342	35.6%
3	Germany	52	5.4%
4	France	20	2.1%
5	Netherlands	17	1.8%
6	Japan	13	1.4%
7	Singapore	11	1.1%
8	India	9	0.9%
9	Cyprus	8	0.8%
10	Belgium	8	0.8%
11	Australia	7	0.7%
12	Turkey	7	0.7%
13	Russia	5	0.5%
14	Ireland	5	0.5%
15	Argentina	5	0.5%
16	Bulgaria	5	0.5%
17	Canada	4	0.4%
18	Iran, Islamic Republic of	3	0.3%
19	Hong Kong	3	0.3%
20	Italy	3	0.3%
21	South Africa	3	0.3%
22	Ukraine	3	0.3%
23	Portugal	3	0.3%
24	United Kingdom	2	0.2%
25	Spain	2	0.2%
26	Taiwan	2	0.2%
27	Jordan	2	0.2%
28	Korea, Republic of	2	0.2%
29	Libya	2	0.2%
30	Benin	2	0.2%
31	Brazil	1	0.1%
32	Finland	1	0.1%
33	Norway	1	0.1%