Rank	Countries/Territories	Count	Percent
1	United States	472	42.4%
2	China	306	27.5%
3	Germany	127	11.4%
4	India	34	3.1%
5	France	25	2.2%
6	Japan	20	1.8%
7	Netherlands	18	1.6%
8	Ireland	14	1.3%
9	Canada	13	1.2%
10	Egypt	10	0.9%
11	Ukraine	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	Taiwan	3	0.3%
19	Poland	3	0.3%
20	Russia	3	0.3%
21	Australia	3	0.3%
22	Argentina	2	0.2%
23	Croatia	2	0.2%
24	Pakistan	2	0.2%
25	Romania	2	0.2%
26	New Zealand	1	0.1%
27	United Arab Emirates	1	0.1%
28	Brazil	1	0.1%
29	Iraq	1	0.1%
30	Malaysia	1	0.1%
31	Nepal	1	0.1%