Rank	Countries/Territories	Count	Percent
1	United States	293	36.4%
2	China	287	35.7%
3	Germany	55	6.8%
4	Japan	26	3.2%
5	Russia	19	2.4%
6	United Kingdom	16	2%
7	Canada	14	1.7%
8	France	10	1.2%
9	Singapore	9	1.1%
10	Ireland	8	1%
11	Korea, Republic of	6	0.7%
12	Netherlands	6	0.7%
13	Cyprus	6	0.7%
14	Australia	5	0.6%
15	Iran, Islamic Republic of	5	0.6%
16	Iraq	5	0.6%
17	Tunisia	5	0.6%
18	Turkey	3	0.4%
19	Ukraine	2	0.2%
20	Indonesia	2	0.2%
21	Spain	2	0.2%
22	Taiwan	2	0.2%
23	Thailand	2	0.2%
24	Saudi Arabia	2	0.2%
25	Poland	2	0.2%
26	Nigeria	2	0.2%
27	Denmark	2	0.2%
28	Brazil	1	0.1%
29	Hong Kong	1	0.1%
30	India	1	0.1%
31	Norway	1	0.1%
32	Israel	1	0.1%
33	Italy	1	0.1%
34	Romania	1	0.1%
35	Sweden	1	0.1%