Rank	Countries/Territories	Count	Percent
1	United States	218	39.6%
2	China	167	30.3%
3	Germany	64	11.6%
4	Japan	14	2.5%
5	Korea, Republic of	14	2.5%
6	Ukraine	14	2.5%
7	Spain	9	1.6%
8	India	8	1.5%
9	France	7	1.3%
10	Netherlands	6	1.1%
11	Canada	5	0.9%
12	Australia	3	0.5%
13	Bangladesh	3	0.5%
14	Cyprus	3	0.5%
15	Sweden	3	0.5%
16	Taiwan	2	0.4%
17	Turkey	2	0.4%
18	Hong Kong	2	0.4%
19	Chile	2	0.4%
20	Malaysia	2	0.4%
21	Philippines	1	0.2%
22	Russia	1	0.2%
23	Singapore	1	0.2%