Rank	Countries/Territories	Count	Percent
1	United States	401	64.9%
2	China	109	17.6%
3	India	23	3.7%
4	Japan	18	2.9%
5	Korea, Republic of	7	1.1%
6	Russia	7	1.1%
7	Taiwan	6	1%
8	Indonesia	6	1%
9	Ireland	6	1%
10	Brazil	5	0.8%
11	Austria	4	0.6%
12	Germany	3	0.5%
13	Netherlands	3	0.5%
14	Turkey	3	0.5%
15	United Kingdom	2	0.3%
16	Singapore	2	0.3%
17	Argentina	2	0.3%
18	Iran, Islamic Republic of	2	0.3%
19	Canada	2	0.3%
20	Bosnia and Herzegovina	1	0.2%
21	Hong Kong	1	0.2%
22	Iceland	1	0.2%
23	Finland	1	0.2%
24	Portugal	1	0.2%
25	Mongolia	1	0.2%
26	Switzerland	1	0.2%