Rank	Countries/Territories	Count	Percent
1	United States	512	37.8%
2	China	465	34.3%
3	Germany	160	11.8%
4	Japan	33	2.4%
5	Switzerland	23	1.7%
6	India	14	1%
7	Australia	14	1%
8	Singapore	12	0.9%
9	Netherlands	12	0.9%
10	France	10	0.7%
11	Canada	10	0.7%
12	Ireland	7	0.5%
13	Cyprus	7	0.5%
14	Mexico	7	0.5%
15	United Kingdom	7	0.5%
16	Brazil	6	0.4%
17	Argentina	5	0.4%
18	Italy	5	0.4%
19	Spain	5	0.4%
20	Taiwan	4	0.3%
21	Thailand	4	0.3%
22	Malaysia	4	0.3%
23	Norway	4	0.3%
24	Korea, Republic of	4	0.3%
25		3	0.2%
26	Romania	3	0.2%
27	Russia	3	0.2%
28	New Zealand	2	0.1%
29	Colombia	2	0.1%
30	Lebanon	2	0.1%
31	Egypt	2	0.1%
32	Hong Kong	2	0.1%
33	Ecuador	1	0.1%
34	Peru	1	0.1%