Rank	Countries/Territories	Count	Percent
1	United States	425	39.1%
2	China	283	26%
3	Germany	123	11.3%
4	Czech Republic	46	4.2%
5	Australia	42	3.9%
6	Japan	28	2.6%
7	France	24	2.2%
8	Canada	17	1.6%
9	United Kingdom	14	1.3%
10	Norway	13	1.2%
11	Hong Kong	11	1%
12	Switzerland	11	1%
13	Netherlands	9	0.8%
14	Cyprus	8	0.7%
15	Singapore	8	0.7%
16	South Africa	5	0.5%
17	Ukraine	4	0.4%
18	India	3	0.3%
19	New Zealand	2	0.2%
20	Latvia	2	0.2%
21	Mongolia	2	0.2%
22	Argentina	2	0.2%
23	Turkey	2	0.2%
24	Sweden	1	0.1%
25	Taiwan	1	0.1%
26	Korea, Republic of	1	0.1%
27	Russia	1	0.1%