Rank	Countries/Territories	Count	Percent
1	United States	477	41.6%
2	China	317	27.6%
3	Germany	138	12%
4	India	34	3%
5	France	25	2.2%
6	Japan	22	1.9%
7	Netherlands	18	1.6%
8	Ireland	14	1.2%
9	Canada	13	1.1%
10	Ukraine	11	1%
11	Egypt	10	0.9%
12	Switzerland	9	0.8%
13	Korea, Republic of	8	0.7%
14	Hong Kong	6	0.5%
15	Cyprus	6	0.5%
16	Singapore	5	0.4%
17	United Kingdom	5	0.4%
18	Russia	3	0.3%
19	Taiwan	3	0.3%
20	Poland	3	0.3%
21	Australia	3	0.3%
22	Argentina	2	0.2%
23	Croatia	2	0.2%
24	Romania	2	0.2%
25	Norway	2	0.2%
26	Pakistan	2	0.2%
27	Palestine, State of	1	0.1%
28	New Zealand	1	0.1%
29	United Arab Emirates	1	0.1%
30	Brazil	1	0.1%
31	Iraq	1	0.1%
32	Malaysia	1	0.1%
33	Mongolia	1	0.1%
34	Nepal	1	0.1%