Rank	Countries/Territories	Count	Percent
1	United States	492	36.6%
2	China	394	29.3%
3	Germany	120	8.9%
4	France	52	3.9%
5	Czech Republic	52	3.9%
6	Norway	32	2.4%
7	Canada	24	1.8%
8	Indonesia	20	1.5%
9	Japan	17	1.3%
10	India	15	1.1%
11	Netherlands	13	1%
12	Australia	13	1%
13	Hong Kong	12	0.9%
14	Singapore	12	0.9%
15	Ireland	11	0.8%
16	Spain	10	0.7%
17	Switzerland	10	0.7%
18	Brazil	8	0.6%
19	Turkey	5	0.4%
20	United Kingdom	4	0.3%
21	Malaysia	3	0.2%
22	Cyprus	3	0.2%
23	Ecuador	2	0.1%
24	Iran, Islamic Republic of	2	0.1%
25	Mexico	2	0.1%
26	Romania	2	0.1%
27	Italy	2	0.1%
28	Korea, Republic of	2	0.1%
29	Ukraine	2	0.1%
30	Taiwan	2	0.1%
31	Thailand	1	0.1%
32	Mongolia	1	0.1%
33	Israel	1	0.1%
34	Argentina	1	0.1%
35	Austria	1	0.1%