Rank	Countries/Territories	Count	Percent
1	United States	286	37.9%
2	China	180	23.8%
3	Australia	60	7.9%
4		42	5.6%
5	Germany	35	4.6%
6	India	20	2.6%
7	Japan	20	2.6%
8	United Kingdom	12	1.6%
9	Russia	12	1.6%
10	Korea, Republic of	11	1.5%
11	Hong Kong	10	1.3%
12	Canada	8	1.1%
13	Senegal	6	0.8%
14	Singapore	6	0.8%
15	Israel	5	0.7%
16	France	4	0.5%
17	South Africa	4	0.5%
18	Mexico	4	0.5%
19	Mongolia	3	0.4%
20	Malaysia	3	0.4%
21	Ukraine	3	0.4%
22	Switzerland	2	0.3%
23	Taiwan	2	0.3%
24	Georgia	2	0.3%
25	Italy	2	0.3%
26	Argentina	2	0.3%
27	Cyprus	2	0.3%
28	Denmark	1	0.1%
29	Ecuador	1	0.1%
30	Azerbaijan	1	0.1%
31	Bulgaria	1	0.1%
32	Kuwait	1	0.1%
33	Netherlands	1	0.1%
34	Oman	1	0.1%
35	Pakistan	1	0.1%
36	Sweden	1	0.1%