Rank	Countries/Territories	Count	Percent
1	United States	472	32.7%
2	China	342	23.7%
3	Germany	98	6.8%
4	Greece	97	6.7%
5	Netherlands	79	5.5%
6		51	3.5%
7	India	38	2.6%
8	Russia	35	2.4%
9	Italy	19	1.3%
10	Japan	17	1.2%
11	Korea, Republic of	16	1.1%
12	Cyprus	14	1%
13	United Kingdom	14	1%
14	Ukraine	11	0.8%
15	Hong Kong	11	0.8%
16	Latvia	11	0.8%
17	Mexico	10	0.7%
18	Canada	10	0.7%
19	Romania	9	0.6%
20	Norway	8	0.6%
21	France	8	0.6%
22	Australia	6	0.4%
23	Sweden	6	0.4%
24	Senegal	5	0.3%
25	Singapore	4	0.3%
26	Brazil	4	0.3%
27	Croatia	4	0.3%
28	Ireland	4	0.3%
29	Iran, Islamic Republic of	3	0.2%
30	Slovenia	3	0.2%
31	Taiwan	3	0.2%
32	Thailand	3	0.2%
33	Turkey	2	0.1%
34	Viet Nam	2	0.1%
35	Qatar	2	0.1%
36	Lithuania	2	0.1%
37	Montenegro	2	0.1%
38	Austria	2	0.1%
39	Argentina	2	0.1%
40	Denmark	2	0.1%
41	Egypt	1	0.1%
42	Finland	1	0.1%
43	Czech Republic	1	0.1%
44	Ghana	1	0.1%
45	Nepal	1	0.1%
46	Mongolia	1	0.1%
47	Pakistan	1	0.1%
48	Philippines	1	0.1%
49	Poland	1	0.1%
50	Jordan	1	0.1%
51	Saudi Arabia	1	0.1%
52	Spain	1	0.1%
53	Serbia	1	0.1%