Rank	Countries/Territories	Count	Percent
1	United States	163	32.5%
2	China	158	31.5%
3	Germany	91	18.1%
4	Russia	21	4.2%
5	France	12	2.4%
6	Netherlands	11	2.2%
7	Japan	9	1.8%
8	Singapore	9	1.8%
9	Hong Kong	5	1%
10	Canada	4	0.8%
11	Cyprus	3	0.6%
12	United Kingdom	3	0.6%
13	Taiwan	2	0.4%
14	Belgium	2	0.4%
15	South Africa	2	0.4%
16	Malaysia	2	0.4%
17	Sweden	1	0.2%
18	Australia	1	0.2%
19	Austria	1	0.2%
20	Ethiopia	1	0.2%
21	India	1	0.2%