Rank	Countries/Territories	Count	Percent
1	United States	168	39.1%
2	China	147	34.2%
3	Germany	51	11.9%
4	Japan	14	3.3%
5	Korea, Republic of	8	1.9%
6	France	7	1.6%
7	India	5	1.2%
8	Cyprus	4	0.9%
9	Afghanistan	2	0.5%
10	Latvia	2	0.5%
11	Malaysia	2	0.5%
12	Netherlands	2	0.5%
13	Pakistan	2	0.5%
14	Singapore	2	0.5%
15	Taiwan	2	0.5%
16	United Arab Emirates	2	0.5%
17	United Kingdom	2	0.5%
18	Spain	1	0.2%
19	Romania	1	0.2%
20	Mexico	1	0.2%
21	Argentina	1	0.2%
22	Australia	1	0.2%
23	Azerbaijan	1	0.2%
24	Brazil	1	0.2%
25	Canada	1	0.2%