Rank	Countries/Territories	Count	Percent
1	United States	259	38%
2	China	170	24.9%
3	Germany	71	10.4%
4	India	35	5.1%
5	Canada	33	4.8%
6	United Kingdom	16	2.3%
7	Japan	15	2.2%
8	France	14	2.1%
9		11	1.6%
10	Netherlands	10	1.5%
11	Spain	7	1%
12	Ukraine	5	0.7%
13	Cyprus	5	0.7%
14	Iceland	5	0.7%
15	Hong Kong	4	0.6%
16	Ireland	3	0.4%
17	Italy	3	0.4%
18	Korea, Republic of	2	0.3%
19	Ghana	2	0.3%
20	Mongolia	2	0.3%
21	New Zealand	2	0.3%
22	Norway	2	0.3%
23	South Africa	1	0.1%
24	Sweden	1	0.1%
25	Australia	1	0.1%
26	Brazil	1	0.1%
27	Malaysia	1	0.1%
28	Iran, Islamic Republic of	1	0.1%