Rank	Countries/Territories	Count	Percent
1	United States	388	34.2%
2	China	387	34.1%
3	Germany	80	7%
4	Ireland	68	6%
5	Brazil	27	2.4%
6	India	25	2.2%
7	France	24	2.1%
8		23	2%
9	Russia	17	1.5%
10	Japan	14	1.2%
11	United Kingdom	9	0.8%
12	Canada	8	0.7%
13	Hong Kong	7	0.6%
14	Singapore	6	0.5%
15	Korea, Republic of	5	0.4%
16	Italy	4	0.4%
17	Netherlands	4	0.4%
18	Romania	4	0.4%
19	Cyprus	4	0.4%
20	Australia	3	0.3%
21	Malaysia	3	0.3%
22	Ukraine	3	0.3%
23	Switzerland	2	0.2%
24	Taiwan	2	0.2%
25	Turkey	2	0.2%
26	Saudi Arabia	2	0.2%
27	Lithuania	2	0.2%
28	Argentina	2	0.2%
29	Denmark	2	0.2%
30	Finland	2	0.2%
31	Iran, Islamic Republic of	2	0.2%
32	Cambodia	1	0.1%
33	Belgium	1	0.1%
34	Mongolia	1	0.1%
35	Slovakia	1	0.1%
36	Spain	1	0.1%