Rank	Countries/Territories	Count	Percent
1	United States	387	40.5%
2	China	238	24.9%
3	Germany	80	8.4%
4	Australia	33	3.5%
5	Korea, Republic of	32	3.4%
6	India	22	2.3%
7	Canada	20	2.1%
8	Netherlands	17	1.8%
9	Japan	16	1.7%
10	United Kingdom	14	1.5%
11	Russia	11	1.2%
12	Singapore	10	1%
13	France	9	0.9%
14	Israel	9	0.9%
15	Cyprus	8	0.8%
16	Turkey	7	0.7%
17	Ukraine	7	0.7%
18	Ireland	5	0.5%
19	Hong Kong	5	0.5%
20	Malaysia	4	0.4%
21	Switzerland	3	0.3%
22	Romania	3	0.3%
23	Togo	2	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Italy	2	0.2%
26	Egypt	2	0.2%
27	Bulgaria	2	0.2%
28	Belgium	1	0.1%
29	Finland	1	0.1%
30	Taiwan	1	0.1%
31	Thailand	1	0.1%
32	Poland	1	0.1%