Rank	Countries/Territories	Count	Percent
1	United States	521	33.7%
2	China	484	31.3%
3	Japan	201	13%
4	Germany	92	6%
5	Singapore	42	2.7%
6	France	35	2.3%
7	Turkey	24	1.6%
8	Hong Kong	18	1.2%
9	Thailand	16	1%
10	Canada	13	0.8%
11	Cyprus	13	0.8%
12	Netherlands	10	0.6%
13	Russia	9	0.6%
14	United Kingdom	9	0.6%
15	Norway	6	0.4%
16	Spain	6	0.4%
17	Sweden	6	0.4%
18	Switzerland	6	0.4%
19	Iran, Islamic Republic of	5	0.3%
20	Latvia	4	0.3%
21	Argentina	4	0.3%
22	Australia	3	0.2%
23	Mongolia	3	0.2%
24	Korea, Republic of	2	0.1%
25	Denmark	2	0.1%
26	Oman	2	0.1%
27	Peru	2	0.1%
28	Poland	2	0.1%
29	Taiwan	1	0.1%
30	Ukraine	1	0.1%
31	South Africa	1	0.1%
32	Bangladesh	1	0.1%
33	Bulgaria	1	0.1%
34	New Zealand	1	0.1%