Rank	Countries/Territories	Count	Percent
1	United States	196	37.8%
2	China	174	33.6%
3	Germany	59	11.4%
4	Japan	24	4.6%
5	France	16	3.1%
6	Greece	13	2.5%
7	India	4	0.8%
8	Singapore	4	0.8%
9	United Kingdom	4	0.8%
10	Russia	3	0.6%
11	Sweden	2	0.4%
12	Taiwan	2	0.4%
13	Malaysia	2	0.4%
14	Netherlands	2	0.4%
15	Hong Kong	2	0.4%
16	Argentina	2	0.4%
17	Australia	2	0.4%
18	Brazil	2	0.4%
19	Canada	2	0.4%
20	Cyprus	1	0.2%
21	Iran, Islamic Republic of	1	0.2%
22	Thailand	1	0.2%