Rank	Countries/Territories	Count	Percent
1	United States	416	35.9%
2	China	284	24.5%
3	Germany	150	12.9%
4	France	49	4.2%
5	Canada	41	3.5%
6	Australia	30	2.6%
7	Japan	25	2.2%
8	India	19	1.6%
9	Netherlands	15	1.3%
10	Argentina	13	1.1%
11	Cyprus	11	0.9%
12	Italy	11	0.9%
13	United Kingdom	10	0.9%
14	Korea, Republic of	10	0.9%
15	Brazil	9	0.8%
16	Spain	8	0.7%
17	Russia	8	0.7%
18	Singapore	7	0.6%
19	Romania	7	0.6%
20	Iran, Islamic Republic of	6	0.5%
21	Ukraine	5	0.4%
22	Hong Kong	4	0.3%
23	Bulgaria	3	0.3%
24	Switzerland	3	0.3%
25	Mongolia	2	0.2%
26	Poland	2	0.2%
27	Portugal	2	0.2%
28	South Africa	1	0.1%
29	Saudi Arabia	1	0.1%
30	Thailand	1	0.1%
31	Turkey	1	0.1%
32	Sweden	1	0.1%
33	Egypt	1	0.1%
34	Georgia	1	0.1%
35	Indonesia	1	0.1%
36	Israel	1	0.1%
37	Lithuania	1	0.1%