Rank	Countries/Territories	Count	Percent
1	United States	236	37.9%
2	China	151	24.3%
3	France	35	5.6%
4	Germany	27	4.3%
5	United Kingdom	21	3.4%
6	Japan	21	3.4%
7	Netherlands	17	2.7%
8	Switzerland	15	2.4%
9	Taiwan	13	2.1%
10	Canada	13	2.1%
11	Brazil	9	1.4%
12	Australia	6	1%
13	Algeria	5	0.8%
14	India	5	0.8%
15	South Africa	5	0.8%
16	Korea, Republic of	5	0.8%
17	Lithuania	4	0.6%
18	Romania	4	0.6%
19	Singapore	4	0.6%
20	Iran, Islamic Republic of	3	0.5%
21	Cyprus	3	0.5%
22	Belgium	3	0.5%
23	Austria	2	0.3%
24	Ecuador	2	0.3%
25	Hong Kong	2	0.3%
26	Ireland	2	0.3%
27	Italy	2	0.3%
28	Indonesia	2	0.3%
29	Spain	2	0.3%
30	Malaysia	1	0.2%
31	Ukraine	1	0.2%
32	Colombia	1	0.2%