Rank	Countries/Territories	Count	Percent
1	United States	409	33.5%
2	China	335	27.4%
3	Germany	132	10.8%
4	Iran, Islamic Republic of	70	5.7%
5	France	62	5.1%
6	Netherlands	22	1.8%
7	Japan	19	1.6%
8	Canada	19	1.6%
9	Belgium	13	1.1%
10	Cyprus	12	1%
11	Hong Kong	12	1%
12	India	11	0.9%
13	Australia	10	0.8%
14	Spain	10	0.8%
15	Ukraine	10	0.8%
16	United Kingdom	8	0.7%
17	Israel	7	0.6%
18	Taiwan	6	0.5%
19	Turkey	6	0.5%
20	Moldova, Republic of	6	0.5%
21	South Africa	4	0.3%
22	Egypt	4	0.3%
23	Brazil	4	0.3%
24	Bulgaria	4	0.3%
25	Switzerland	3	0.2%
26	Viet Nam	3	0.2%
27	Malaysia	2	0.2%
28	Lebanon	2	0.2%
29	Romania	2	0.2%
30	Russia	2	0.2%
31	Singapore	2	0.2%
32	Denmark	2	0.2%
33	Korea, Republic of	2	0.2%
34	Latvia	1	0.1%
35	Argentina	1	0.1%
36	Austria	1	0.1%
37	Nigeria	1	0.1%
38	Norway	1	0.1%
39	Lithuania	1	0.1%
40	Mongolia	1	0.1%