Rank	Countries/Territories	Count	Percent
1	United States	397	39.2%
2	China	303	29.9%
3	Germany	112	11.1%
4	India	26	2.6%
5	Canada	22	2.2%
6		21	2.1%
7	Thailand	19	1.9%
8	Singapore	14	1.4%
9	Ireland	13	1.3%
10	Lithuania	10	1%
11	Japan	10	1%
12	Netherlands	8	0.8%
13	France	6	0.6%
14	Viet Nam	6	0.6%
15	Korea, Republic of	5	0.5%
16	Australia	5	0.5%
17	Sweden	4	0.4%
18	Switzerland	3	0.3%
19	United Kingdom	3	0.3%
20	Spain	3	0.3%
21	Bangladesh	3	0.3%
22	Cyprus	3	0.3%
23	Argentina	2	0.2%
24	Philippines	2	0.2%
25	Russia	2	0.2%
26	Israel	2	0.2%
27	Iran, Islamic Republic of	2	0.2%
28	Taiwan	2	0.2%
29	South Africa	2	0.2%
30	Brazil	1	0.1%
31	Denmark	1	0.1%