Rank	Countries/Territories	Count	Percent
1	United States	311	39.3%
2	China	159	20.1%
3	Russia	70	8.8%
4	Hong Kong	37	4.7%
5	Germany	30	3.8%
6	Bulgaria	21	2.7%
7	India	19	2.4%
8	Korea, Republic of	18	2.3%
9	Ireland	14	1.8%
10	Israel	12	1.5%
11	France	11	1.4%
12	United Kingdom	11	1.4%
13	Mexico	9	1.1%
14	Japan	8	1%
15	Denmark	8	1%
16	Australia	4	0.5%
17	Taiwan	4	0.5%
18	Ukraine	4	0.5%
19	Netherlands	4	0.5%
20	Singapore	4	0.5%
21	Slovenia	3	0.4%
22	Brazil	3	0.4%
23	Canada	3	0.4%
24	Italy	3	0.4%
25	Indonesia	2	0.3%
26	Argentina	2	0.3%
27	Austria	2	0.3%
28	Mongolia	2	0.3%
29	Portugal	2	0.3%
30	Spain	2	0.3%
31	Switzerland	2	0.3%
32	Viet Nam	2	0.3%
33	Romania	1	0.1%
34	Pakistan	1	0.1%
35	South Africa	1	0.1%
36	Azerbaijan	1	0.1%
37	Latvia	1	0.1%