Rank	Countries/Territories	Count	Percent
1	United States	298	31.9%
2	China	179	19.1%
3	Germany	86	9.2%
4	United Kingdom	62	6.6%
5	India	60	6.4%
6	Canada	59	6.3%
7	Ireland	42	4.5%
8	Australia	34	3.6%
9	Pakistan	15	1.6%
10	France	14	1.5%
11	Sweden	11	1.2%
12	Netherlands	10	1.1%
13	Japan	10	1.1%
14	Iran, Islamic Republic of	6	0.6%
15	Malaysia	6	0.6%
16	Singapore	5	0.5%
17	Colombia	5	0.5%
18	Denmark	4	0.4%
19	Cyprus	3	0.3%
20	Brazil	3	0.3%
21	Switzerland	3	0.3%
22	Mauritius	3	0.3%
23	Saudi Arabia	2	0.2%
24	Romania	2	0.2%
25	Ukraine	2	0.2%
26	Croatia	2	0.2%
27	Korea, Republic of	2	0.2%
28	Lithuania	1	0.1%
29	Kenya	1	0.1%
30	Hong Kong	1	0.1%
31	Taiwan	1	0.1%
32	Spain	1	0.1%
33	Russia	1	0.1%
34	Philippines	1	0.1%