Rank	Countries/Territories	Count	Percent
1	United States	473	44.1%
2	China	199	18.6%
3	Germany	182	17%
4	France	49	4.6%
5	United Kingdom	36	3.4%
6	Japan	26	2.4%
7	Netherlands	12	1.1%
8	India	12	1.1%
9	Singapore	12	1.1%
10	Spain	9	0.8%
11	Cyprus	9	0.8%
12	Korea, Republic of	7	0.7%
13	Brazil	6	0.6%
14	Canada	4	0.4%
15	Iran, Islamic Republic of	4	0.4%
16	Australia	4	0.4%
17	Romania	3	0.3%
18	Italy	3	0.3%
19	Ukraine	3	0.3%
20	Russia	2	0.2%
21	Sweden	2	0.2%
22	Viet Nam	2	0.2%
23	Ireland	2	0.2%
24	Norway	2	0.2%
25	Philippines	2	0.2%
26	Egypt	2	0.2%
27	Greece	1	0.1%
28	Hong Kong	1	0.1%
29	Hungary	1	0.1%
30	Mexico	1	0.1%
31	Turkey	1	0.1%