Rank	Countries/Territories	Count	Percent
1	United States	423	49.4%
2	China	155	18.1%
3	Germany	97	11.3%
4	France	21	2.5%
5	Japan	19	2.2%
6	United Kingdom	19	2.2%
7	India	17	2%
8	Canada	14	1.6%
9	Spain	13	1.5%
10	Ireland	10	1.2%
11	Nepal	8	0.9%
12	Netherlands	8	0.9%
13	Singapore	6	0.7%
14	Cyprus	5	0.6%
15	Australia	4	0.5%
16	Hong Kong	4	0.5%
17	Iran, Islamic Republic of	4	0.5%
18	Malaysia	4	0.5%
19	Lithuania	3	0.4%
20	Argentina	3	0.4%
21	Colombia	3	0.4%
22	Korea, Republic of	2	0.2%
23	Guyana	2	0.2%
24	Portugal	2	0.2%
25	Romania	2	0.2%
26	Serbia	2	0.2%
27	Paraguay	1	0.1%
28	Mexico	1	0.1%
29	Myanmar	1	0.1%
30	Zambia	1	0.1%
31	Egypt	1	0.1%
32	Georgia	1	0.1%