Rank	Countries/Territories	Count	Percent
1	United States	539	35.6%
2	China	495	32.7%
3	Germany	103	6.8%
4	Brazil	63	4.2%
5	Russia	38	2.5%
6	Japan	31	2%
7	France	30	2%
8	United Kingdom	20	1.3%
9	Netherlands	18	1.2%
10		17	1.1%
11	Hong Kong	16	1.1%
12	India	16	1.1%
13	Canada	14	0.9%
14	Australia	13	0.9%
15	Korea, Republic of	11	0.7%
16	Ireland	11	0.7%
17	Senegal	8	0.5%
18	Singapore	7	0.5%
19	Switzerland	7	0.5%
20	Italy	5	0.3%
21	Argentina	5	0.3%
22	Cyprus	5	0.3%
23	Mongolia	4	0.3%
24	Lithuania	4	0.3%
25	Spain	4	0.3%
26	Sweden	3	0.2%
27	Macao	3	0.2%
28	Iran, Islamic Republic of	3	0.2%
29	Hungary	2	0.1%
30	Czech Republic	2	0.1%
31	Egypt	2	0.1%
32	Colombia	2	0.1%
33	Poland	2	0.1%
34	Taiwan	2	0.1%
35	Ukraine	2	0.1%
36	Tunisia	1	0.1%
37	Romania	1	0.1%
38	Norway	1	0.1%
39	Peru	1	0.1%
40	Malta	1	0.1%
41	Latvia	1	0.1%
42	Bangladesh	1	0.1%
43	Greece	1	0.1%