Rank	Countries/Territories	Count	Percent
1	China	168	44.2%
2	United States	118	31.1%
3	Germany	24	6.3%
4	Netherlands	13	3.4%
5	Canada	9	2.4%
6	India	8	2.1%
7	Ireland	7	1.8%
8	Korea, Republic of	5	1.3%
9	France	4	1.1%
10	Russia	3	0.8%
11	Japan	3	0.8%
12	Switzerland	3	0.8%
13	Taiwan	2	0.5%
14	United Kingdom	2	0.5%
15	Denmark	2	0.5%
16	Ecuador	2	0.5%
17	South Africa	2	0.5%
18	Australia	2	0.5%
19	Sweden	1	0.3%
20	Finland	1	0.3%
21	Ukraine	1	0.3%