Rank	Countries/Territories	Count	Percent
1	United States	559	34.3%
2	China	555	34.1%
3	Germany	125	7.7%
4	France	108	6.6%
5	Japan	33	2%
6	Russia	32	2%
7	Iran, Islamic Republic of	20	1.2%
8	Ukraine	18	1.1%
9	Sweden	15	0.9%
10	Netherlands	15	0.9%
11	United Kingdom	14	0.9%
12	Singapore	11	0.7%
13	Cyprus	10	0.6%
14	Hong Kong	8	0.5%
15	Brazil	8	0.5%
16	Romania	8	0.5%
17	Peru	7	0.4%
18	Korea, Republic of	7	0.4%
19	Australia	7	0.4%
20	Viet Nam	7	0.4%
21	Mexico	6	0.4%
22	Costa Rica	5	0.3%
23	Ecuador	5	0.3%
24	Canada	4	0.2%
25	Jamaica	4	0.2%
26	Turkey	4	0.2%
27	Switzerland	4	0.2%
28	Portugal	3	0.2%
29	India	3	0.2%
30	Iraq	2	0.1%
31	Egypt	2	0.1%
32	Czech Republic	2	0.1%
33	Argentina	2	0.1%
34	Colombia	2	0.1%
35	Malaysia	2	0.1%
36	Lebanon	2	0.1%
37	Taiwan	2	0.1%
38	Tunisia	1	0.1%
39	Uzbekistan	1	0.1%
40	Luxembourg	1	0.1%
41	Spain	1	0.1%
42	Poland	1	0.1%
43	Nicaragua	1	0.1%
44	Bangladesh	1	0.1%