Rank	Countries/Territories	Count	Percent
1	United States	522	39.4%
2	China	442	33.3%
3	Germany	125	9.4%
4	India	43	3.2%
5	France	32	2.4%
6	Russia	24	1.8%
7	Greece	17	1.3%
8	Japan	14	1.1%
9	Cyprus	14	1.1%
10	Netherlands	14	1.1%
11	Australia	11	0.8%
12	Canada	11	0.8%
13	Saudi Arabia	8	0.6%
14	Korea, Republic of	7	0.5%
15	Singapore	6	0.5%
16	Spain	6	0.5%
17	Hong Kong	4	0.3%
18	Argentina	4	0.3%
19	Ireland	3	0.2%
20	United Kingdom	3	0.2%
21	New Zealand	2	0.2%
22	Norway	2	0.2%
23	Peru	2	0.2%
24	Israel	2	0.2%
25	Italy	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Bulgaria	1	0.1%
28	Georgia	1	0.1%
29	Taiwan	1	0.1%
30	Turkey	1	0.1%