Rank	Countries/Territories	Count	Percent
1	United States	456	42.2%
2	China	291	26.9%
3	Germany	142	13.1%
4	India	32	3%
5	Switzerland	18	1.7%
6	Japan	18	1.7%
7	Canada	16	1.5%
8	Italy	13	1.2%
9	France	10	0.9%
10	Sweden	9	0.8%
11	Netherlands	9	0.8%
12	Singapore	8	0.7%
13	Slovenia	8	0.7%
14	Cyprus	8	0.7%
15	Brazil	7	0.6%
16	Australia	5	0.5%
17	Ireland	3	0.3%
18	United Kingdom	3	0.3%
19	Spain	2	0.2%
20	Slovakia	2	0.2%
21	Korea, Republic of	2	0.2%
22	Luxembourg	2	0.2%
23	Malaysia	2	0.2%
24	Egypt	2	0.2%
25	Hong Kong	2	0.2%
26	Belgium	2	0.2%
27	Argentina	2	0.2%
28	Croatia	2	0.2%
29	Cote D'ivoire	1	0.1%
30	Iran, Islamic Republic of	1	0.1%
31	Mongolia	1	0.1%
32	Russia	1	0.1%
33	Ukraine	1	0.1%