Rank	Countries/Territories	Count	Percent
1	United States	408	42.1%
2	China	277	28.6%
3	Germany	95	9.8%
4	France	30	3.1%
5	Singapore	18	1.9%
6	Korea, Republic of	13	1.3%
7	Japan	11	1.1%
8	Netherlands	11	1.1%
9	India	11	1.1%
10	Slovakia	10	1%
11	Peru	9	0.9%
12	Norway	8	0.8%
13	Ecuador	7	0.7%
14	Cyprus	6	0.6%
15	Brazil	6	0.6%
16	Viet Nam	6	0.6%
17	Canada	5	0.5%
18	Australia	5	0.5%
19	Spain	5	0.5%
20	Hong Kong	5	0.5%
21	Andorra	4	0.4%
22	Kenya	3	0.3%
23	Ukraine	2	0.2%
24	Cambodia	2	0.2%
25	Egypt	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Ireland	1	0.1%
28	Israel	1	0.1%
29	Bulgaria	1	0.1%
30	Argentina	1	0.1%
31	Bangladesh	1	0.1%
32	Kazakhstan	1	0.1%
33	Latvia	1	0.1%
34	Malaysia	1	0.1%
35	Mongolia	1	0.1%