Rank	Countries/Territories	Count	Percent
1	United States	300	39.9%
2	China	197	26.2%
3	Germany	54	7.2%
4	Japan	33	4.4%
5	Korea, Republic of	28	3.7%
6	India	23	3.1%
7	Singapore	15	2%
8	Netherlands	14	1.9%
9	Ireland	12	1.6%
10	United Kingdom	7	0.9%
11	Italy	6	0.8%
12	Argentina	5	0.7%
13	Spain	5	0.7%
14	Taiwan	5	0.7%
15	Morocco	4	0.5%
16	Australia	4	0.5%
17	Cyprus	3	0.4%
18	Angola	3	0.4%
19	Canada	3	0.4%
20	Greece	3	0.4%
21	Venezuela, Bolivarian Republic of	3	0.4%
22	Mauritius	3	0.4%
23	Sweden	2	0.3%
24	Thailand	2	0.3%
25	Tunisia	2	0.3%
26	Ukraine	2	0.3%
27	Hong Kong	2	0.3%
28	Norway	2	0.3%
29	Poland	2	0.3%
30	Romania	2	0.3%
31	France	2	0.3%
32	Austria	1	0.1%
33	Bangladesh	1	0.1%
34	Brazil	1	0.1%
35	Turkey	1	0.1%