Rank	Countries/Territories	Count	Percent
1	United States	616	37.2%
2	China	581	35.1%
3	Japan	179	10.8%
4	Germany	92	5.6%
5	Singapore	62	3.7%
6	Canada	20	1.2%
7	Netherlands	16	1%
8	France	13	0.8%
9	United Kingdom	10	0.6%
10	Ireland	8	0.5%
11	Cyprus	8	0.5%
12	Australia	5	0.3%
13	Hong Kong	5	0.3%
14	Norway	5	0.3%
15	South Africa	5	0.3%
16	Switzerland	3	0.2%
17	Philippines	3	0.2%
18	Latvia	3	0.2%
19	India	3	0.2%
20	Argentina	3	0.2%
21	Iran, Islamic Republic of	2	0.1%
22	Lithuania	2	0.1%
23	Taiwan	2	0.1%
24	Thailand	2	0.1%
25	Sweden	2	0.1%
26	Spain	1	0.1%
27	Luxembourg	1	0.1%
28	Mauritius	1	0.1%
29	Russia	1	0.1%