Rank	Countries/Territories	Count	Percent
1	United States	459	40.5%
2	China	250	22%
3	Germany	112	9.9%
4	Greece	40	3.5%
5	India	26	2.3%
6	France	26	2.3%
7	Poland	25	2.2%
8	Netherlands	22	1.9%
9	Singapore	14	1.2%
10	Spain	11	1%
11	Japan	10	0.9%
12	Korea, Republic of	10	0.9%
13	Cyprus	10	0.9%
14	Canada	10	0.9%
15	Australia	9	0.8%
16	Iraq	9	0.8%
17	Turkey	9	0.8%
18	Ukraine	9	0.8%
19	United Kingdom	8	0.7%
20	Iran, Islamic Republic of	8	0.7%
21	Finland	8	0.7%
22	Ireland	5	0.4%
23	Romania	4	0.4%
24	Indonesia	4	0.4%
25	Brazil	3	0.3%
26	Hong Kong	3	0.3%
27	Czech Republic	3	0.3%
28	Russia	3	0.3%
29	New Zealand	3	0.3%
30	Thailand	3	0.3%
31	Italy	2	0.2%
32	Serbia	2	0.2%
33	Argentina	2	0.2%
34	Afghanistan	1	0.1%
35	Belgium	1	0.1%
36	Chile	1	0.1%
37	Sweden	1	0.1%
38	South Africa	1	0.1%
39	Nepal	1	0.1%
40	Norway	1	0.1%
41	Pakistan	1	0.1%
42	Peru	1	0.1%
43	Philippines	1	0.1%
44	United Arab Emirates	1	0.1%
45	Yemen	1	0.1%