Rank	Countries/Territories	Count	Percent
1	United States	159	34.3%
2	China	144	31.1%
3	Germany	49	10.6%
4	Korea, Republic of	19	4.1%
5	Hong Kong	13	2.8%
6	India	13	2.8%
7	Japan	9	1.9%
8	Singapore	9	1.9%
9	Uganda	8	1.7%
10	Ireland	6	1.3%
11	France	5	1.1%
12	Netherlands	4	0.9%
13	United Kingdom	4	0.9%
14	Iran, Islamic Republic of	3	0.6%
15	Cyprus	2	0.4%
16	Egypt	2	0.4%
17	Canada	2	0.4%
18	Norway	2	0.4%
19	Portugal	2	0.4%
20	Russia	2	0.4%
21	Malaysia	2	0.4%
22	Spain	1	0.2%
23	Taiwan	1	0.2%
24	Georgia	1	0.2%
25	Brunei Darussalam	1	0.2%