Rank	Countries/Territories	Count	Percent
1	United States	469	40.3%
2	China	253	21.8%
3	Germany	70	6%
4	Spain	70	6%
5	United Kingdom	25	2.1%
6	France	21	1.8%
7	Russia	20	1.7%
8	Greece	20	1.7%
9	Iran, Islamic Republic of	19	1.6%
10	Japan	17	1.5%
11	Netherlands	16	1.4%
12	Hong Kong	16	1.4%
13	Switzerland	14	1.2%
14	Italy	12	1%
15	India	11	0.9%
16	Ireland	11	0.9%
17	Australia	11	0.9%
18	Turkey	10	0.9%
19	Taiwan	7	0.6%
20	Canada	7	0.6%
21	Austria	6	0.5%
22	Korea, Republic of	6	0.5%
23	Norway	6	0.5%
24	Viet Nam	5	0.4%
25	Portugal	4	0.3%
26	Colombia	4	0.3%
27	Cyprus	4	0.3%
28	Indonesia	4	0.3%
29	Israel	3	0.3%
30	Ukraine	3	0.3%
31	Singapore	3	0.3%
32	Pakistan	3	0.3%
33	Mongolia	2	0.2%
34	Croatia	2	0.2%
35	Argentina	2	0.2%
36	Belgium	2	0.2%
37	Brazil	1	0.1%
38	Bulgaria	1	0.1%
39	Czech Republic	1	0.1%
40	Philippines	1	0.1%
41	New Zealand	1	0.1%