Rank	Countries/Territories	Count	Percent
1	United States	606	38.6%
2	China	494	31.5%
3	Germany	181	11.5%
4	France	48	3.1%
5	India	38	2.4%
6	Japan	29	1.8%
7	Netherlands	23	1.5%
8	Russia	19	1.2%
9	Canada	16	1%
10	Ireland	14	0.9%
11	Ukraine	11	0.7%
12	Korea, Republic of	10	0.6%
13	Egypt	10	0.6%
14	Switzerland	9	0.6%
15	Cyprus	8	0.5%
16	Australia	8	0.5%
17	Hong Kong	6	0.4%
18	Singapore	5	0.3%
19	United Kingdom	5	0.3%
20	Pakistan	4	0.3%
21	Poland	3	0.2%
22	Taiwan	3	0.2%
23	Norway	2	0.1%
24	Romania	2	0.1%
25	Mauritius	2	0.1%
26	Argentina	2	0.1%
27	Croatia	2	0.1%
28	Brazil	1	0.1%
29	Iraq	1	0.1%
30	Malaysia	1	0.1%
31	Mongolia	1	0.1%
32	Nepal	1	0.1%
33	New Zealand	1	0.1%
34	Palestine, State of	1	0.1%
35	United Arab Emirates	1	0.1%
36	Viet Nam	1	0.1%