Rank	Countries/Territories	Count	Percent
1	United States	381	40.2%
2	China	280	29.5%
3	Germany	89	9.4%
4	Russia	20	2.1%
5	Japan	19	2%
6	France	18	1.9%
7	Italy	12	1.3%
8	Ireland	12	1.3%
9	Iran, Islamic Republic of	11	1.2%
10	Cyprus	11	1.2%
11	Australia	10	1.1%
12	Singapore	9	0.9%
13	Brazil	8	0.8%
14	Canada	7	0.7%
15	India	7	0.7%
16	Hong Kong	6	0.6%
17	Senegal	6	0.6%
18	Argentina	5	0.5%
19	Ukraine	4	0.4%
20	United Kingdom	4	0.4%
21	Norway	4	0.4%
22	Pakistan	3	0.3%
23	Latvia	3	0.3%
24	Myanmar	3	0.3%
25	Netherlands	3	0.3%
26	Saudi Arabia	2	0.2%
27	Philippines	2	0.2%
28	Indonesia	2	0.2%
29	Korea, Republic of	2	0.2%
30	Israel	1	0.1%
31	Poland	1	0.1%
32	South Africa	1	0.1%
33	Sweden	1	0.1%
34	Thailand	1	0.1%