Rank	Countries/Territories	Count	Percent
1	United States	503	40.5%
2	China	411	33.1%
3	Germany	126	10.1%
4	France	47	3.8%
5	Canada	19	1.5%
6	Netherlands	19	1.5%
7	Japan	14	1.1%
8	Cyprus	12	1%
9	India	11	0.9%
10	Taiwan	10	0.8%
11	Switzerland	9	0.7%
12	Ukraine	5	0.4%
13	Greece	5	0.4%
14	Belgium	5	0.4%
15	Latvia	4	0.3%
16	United Kingdom	4	0.3%
17	Norway	3	0.2%
18	Spain	3	0.2%
19	Sweden	3	0.2%
20	Portugal	3	0.2%
21	Russia	3	0.2%
22	Singapore	3	0.2%
23	Moldova, Republic of	3	0.2%
24	Hong Kong	3	0.2%
25	Bangladesh	3	0.2%
26	Australia	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	South Africa	2	0.2%
29	Poland	2	0.2%
30	Malaysia	1	0.1%
31	Argentina	1	0.1%
32	Bosnia and Herzegovina	1	0.1%