Rank	Countries/Territories	Count	Percent
1	United States	277	33.9%
2	China	254	31.1%
3	Germany	103	12.6%
4	France	25	3.1%
5	Ukraine	24	2.9%
6	Japan	22	2.7%
7	Korea, Republic of	21	2.6%
8	Ireland	15	1.8%
9	India	14	1.7%
10	Netherlands	11	1.3%
11	Sweden	5	0.6%
12	Malaysia	4	0.5%
13	Austria	4	0.5%
14	Canada	3	0.4%
15	Cyprus	3	0.4%
16	Ecuador	3	0.4%
17	Hong Kong	3	0.4%
18	Italy	3	0.4%
19	Singapore	3	0.4%
20	Poland	3	0.4%
21	Thailand	3	0.4%
22	Rwanda	2	0.2%
23	Pakistan	2	0.2%
24	Peru	2	0.2%
25	Philippines	2	0.2%
26	Slovenia	2	0.2%
27	Taiwan	1	0.1%
28	Romania	1	0.1%
29	Lebanon	1	0.1%
30	New Zealand	1	0.1%
31	Greece	1	0.1%