Rank	Countries/Territories	Count	Percent
1	United States	509	56.1%
2	China	165	18.2%
3	Germany	102	11.2%
4	Japan	27	3%
5	India	16	1.8%
6	Switzerland	16	1.8%
7	Brazil	10	1.1%
8	Netherlands	9	1%
9	Singapore	8	0.9%
10	Ukraine	7	0.8%
11	Australia	6	0.7%
12	Cyprus	5	0.6%
13	Korea, Republic of	4	0.4%
14	Argentina	3	0.3%
15	Canada	3	0.3%
16	France	3	0.3%
17	Egypt	2	0.2%
18	Hong Kong	2	0.2%
19	Italy	2	0.2%
20	Pakistan	2	0.2%
21	Poland	1	0.1%
22	Russia	1	0.1%
23	Norway	1	0.1%
24	Malaysia	1	0.1%
25	United Kingdom	1	0.1%
26	Spain	1	0.1%