Rank	Countries/Territories	Count	Percent
1	United States	391	46.2%
2	China	240	28.4%
3	Germany	86	10.2%
4	Korea, Republic of	19	2.2%
5	Japan	16	1.9%
6	Lithuania	14	1.7%
7	Australia	10	1.2%
8		9	1.1%
9	Netherlands	9	1.1%
10	France	7	0.8%
11	Sweden	7	0.8%
12	India	6	0.7%
13	Cyprus	6	0.7%
14	Egypt	5	0.6%
15	Russia	5	0.6%
16	Canada	4	0.5%
17	Hong Kong	3	0.4%
18	Argentina	2	0.2%
19	Singapore	2	0.2%
20	United Kingdom	2	0.2%
21	Macao	1	0.1%
22	Spain	1	0.1%
23	Iran, Islamic Republic of	1	0.1%