Rank	Countries/Territories	Count	Percent
1	United States	802	40.2%
2	China	753	37.7%
3	Germany	161	8.1%
4	Canada	38	1.9%
5	France	36	1.8%
6	Korea, Republic of	21	1.1%
7	Japan	19	1%
8	Netherlands	19	1%
9	Australia	16	0.8%
10	United Kingdom	13	0.7%
11	Russia	12	0.6%
12	Cyprus	10	0.5%
13	India	10	0.5%
14	Singapore	8	0.4%
15	Senegal	7	0.4%
16	Poland	7	0.4%
17	Ireland	7	0.4%
18	Colombia	7	0.4%
19	Argentina	7	0.4%
20	Latvia	5	0.3%
21	Iran, Islamic Republic of	4	0.2%
22	Norway	4	0.2%
23	Hong Kong	4	0.2%
24	Turkey	3	0.2%
25	Saudi Arabia	3	0.2%
26	South Africa	2	0.1%
27	Switzerland	2	0.1%
28	Peru	2	0.1%
29	Hungary	2	0.1%
30	Israel	2	0.1%
31	Indonesia	2	0.1%
32	Bulgaria	2	0.1%
33	Uruguay	2	0.1%
34	Afghanistan	1	0.1%
35	Denmark	1	0.1%
36	Romania	1	0.1%
37	Taiwan	1	0.1%
38	Sri Lanka	1	0.1%