Rank	Countries/Territories	Count	Percent
1	United States	392	43.2%
2	China	194	21.4%
3	Japan	84	9.3%
4	Germany	72	7.9%
5	France	33	3.6%
6	Thailand	20	2.2%
7	Switzerland	13	1.4%
8	Netherlands	13	1.4%
9	Canada	12	1.3%
10	Ireland	10	1.1%
11	Singapore	7	0.8%
12	Korea, Republic of	6	0.7%
13	Australia	6	0.7%
14	Cyprus	5	0.6%
15	Bulgaria	4	0.4%
16	United Kingdom	4	0.4%
17	Malaysia	3	0.3%
18	Hong Kong	3	0.3%
19	India	2	0.2%
20	Indonesia	2	0.2%
21	Jordan	2	0.2%
22	Kazakhstan	2	0.2%
23	Argentina	2	0.2%
24	Austria	2	0.2%
25	Malta	2	0.2%
26	Philippines	2	0.2%
27	Poland	2	0.2%
28	Portugal	2	0.2%
29	Lithuania	1	0.1%
30	Tanzania, United Republic of	1	0.1%
31	Ukraine	1	0.1%
32	Brazil	1	0.1%
33	Ethiopia	1	0.1%
34	Italy	1	0.1%