Rank	Countries/Territories	Count	Percent
1	United States	475	39.5%
2	China	336	27.9%
3	Germany	103	8.6%
4	Russia	70	5.8%
5	Japan	36	3%
6	Canada	34	2.8%
7	India	24	2%
8	Korea, Republic of	20	1.7%
9	Australia	13	1.1%
10	Netherlands	10	0.8%
11	Singapore	9	0.7%
12	Spain	9	0.7%
13	United Kingdom	9	0.7%
14	France	8	0.7%
15	Ireland	6	0.5%
16	Cyprus	5	0.4%
17	Hong Kong	4	0.3%
18	Taiwan	3	0.2%
19	New Zealand	3	0.2%
20	Philippines	2	0.2%
21	Malaysia	2	0.2%
22	Turkey	2	0.2%
23	Argentina	2	0.2%
24	Mongolia	2	0.2%
25	Iran, Islamic Republic of	2	0.2%
26	Chile	2	0.2%
27	Belgium	2	0.2%
28	Bosnia and Herzegovina	1	0.1%
29	Bangladesh	1	0.1%
30	Denmark	1	0.1%
31	Italy	1	0.1%
32	Georgia	1	0.1%
33	South Africa	1	0.1%
34	Sweden	1	0.1%
35	Switzerland	1	0.1%
36	Mexico	1	0.1%
37	Romania	1	0.1%