Rank	Countries/Territories	Count	Percent
1	United States	345	39.4%
2	China	325	37.1%
3	Germany	81	9.2%
4	Canada	15	1.7%
5	Japan	14	1.6%
6	France	12	1.4%
7	Netherlands	12	1.4%
8	Australia	10	1.1%
9	India	10	1.1%
10	Hong Kong	8	0.9%
11	Cyprus	6	0.7%
12	Colombia	5	0.6%
13	Switzerland	4	0.5%
14	Singapore	3	0.3%
15	Spain	3	0.3%
16	Peru	3	0.3%
17	United Kingdom	3	0.3%
18	New Zealand	2	0.2%
19	Uganda	2	0.2%
20	Brazil	2	0.2%
21	Ireland	2	0.2%
22	Mexico	2	0.2%
23	Malaysia	1	0.1%
24	Iran, Islamic Republic of	1	0.1%
25	Denmark	1	0.1%
26	Ukraine	1	0.1%
27	Sweden	1	0.1%
28	Norway	1	0.1%
29	Portugal	1	0.1%