Rank	Countries/Territories	Count	Percent
1	United States	447	38.5%
2	China	350	30.2%
3	Germany	128	11%
4	Netherlands	31	2.7%
5	Japan	24	2.1%
6	Canada	22	1.9%
7	France	18	1.6%
8	Latvia	13	1.1%
9	Norway	12	1%
10	Cyprus	12	1%
11	Singapore	11	0.9%
12	Australia	10	0.9%
13	India	10	0.9%
14	Iran, Islamic Republic of	9	0.8%
15	Ukraine	7	0.6%
16	United Kingdom	7	0.6%
17	Hong Kong	4	0.3%
18	Bulgaria	4	0.3%
19	Sweden	4	0.3%
20	Taiwan	4	0.3%
21	South Africa	3	0.3%
22	Portugal	3	0.3%
23	Mauritius	3	0.3%
24	Korea, Republic of	3	0.3%
25	Viet Nam	3	0.3%
26	Turkey	3	0.3%
27	Ireland	2	0.2%
28	Italy	2	0.2%
29	Argentina	2	0.2%
30	Malaysia	2	0.2%
31	Poland	1	0.1%
32	Nigeria	1	0.1%
33	Russia	1	0.1%
34	Thailand	1	0.1%
35	Switzerland	1	0.1%
36	Ghana	1	0.1%
37	Hungary	1	0.1%