Rank	Countries/Territories	Count	Percent
1	United States	478	51.5%
2	China	207	22.3%
3	Germany	92	9.9%
4	Netherlands	20	2.2%
5	Japan	16	1.7%
6	Norway	14	1.5%
7	France	14	1.5%
8	Austria	8	0.9%
9	Korea, Republic of	8	0.9%
10	Singapore	8	0.9%
11	Canada	7	0.8%
12	Australia	7	0.8%
13	Cyprus	7	0.8%
14	Poland	5	0.5%
15	United Kingdom	5	0.5%
16	Mexico	4	0.4%
17	Argentina	4	0.4%
18	India	4	0.4%
19	Ireland	3	0.3%
20	Russia	3	0.3%
21	Ukraine	2	0.2%
22	Malaysia	2	0.2%
23	Pakistan	2	0.2%
24	Georgia	2	0.2%
25	Bangladesh	1	0.1%
26	Luxembourg	1	0.1%
27	Romania	1	0.1%
28	South Africa	1	0.1%
29	Spain	1	0.1%
30	Taiwan	1	0.1%