Rank	Countries/Territories	Count	Percent
1	United States	516	42.9%
2	China	304	25.3%
3	Germany	82	6.8%
4	Greece	49	4.1%
5	Canada	39	3.2%
6	Netherlands	28	2.3%
7	France	27	2.2%
8	Japan	25	2.1%
9	Singapore	23	1.9%
10	Australia	18	1.5%
11	Cyprus	16	1.3%
12	United Kingdom	12	1%
13	Spain	9	0.7%
14	Taiwan	9	0.7%
15	India	8	0.7%
16	Hong Kong	7	0.6%
17	Korea, Republic of	6	0.5%
18	Israel	4	0.3%
19	Ireland	3	0.2%
20	Argentina	2	0.2%
21	Mongolia	2	0.2%
22	Peru	2	0.2%
23	Tunisia	2	0.2%
24	Russia	2	0.2%
25	Portugal	1	0.1%
26	Bangladesh	1	0.1%
27	Hungary	1	0.1%
28	Latvia	1	0.1%
29	Indonesia	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Egypt	1	0.1%