Rank	Countries/Territories	Count	Percent
1	United States	477	42.5%
2	China	312	27.8%
3	Germany	82	7.3%
4	Greece	58	5.2%
5	Australia	44	3.9%
6	France	26	2.3%
7	Japan	22	2%
8	Singapore	14	1.2%
9	India	13	1.2%
10	Korea, Republic of	11	1%
11	Netherlands	8	0.7%
12	Russia	7	0.6%
13	Egypt	6	0.5%
14	Canada	5	0.4%
15	Chile	4	0.4%
16	Philippines	4	0.4%
17	Moldova, Republic of	3	0.3%
18	United Kingdom	3	0.3%
19	Bulgaria	3	0.3%
20	Cyprus	3	0.3%
21	Belgium	2	0.2%
22	Latvia	2	0.2%
23	Italy	2	0.2%
24	Norway	2	0.2%
25	Thailand	2	0.2%
26	Ukraine	2	0.2%
27	Spain	1	0.1%
28	Pakistan	1	0.1%
29	Iraq	1	0.1%
30	Ireland	1	0.1%
31	Denmark	1	0.1%