Rank	Countries/Territories	Count	Percent
1	United States	418	49%
2	China	204	23.9%
3	Japan	56	6.6%
4	Germany	50	5.9%
5	Ireland	30	3.5%
6	Singapore	23	2.7%
7	France	16	1.9%
8	Mexico	9	1.1%
9	Brazil	6	0.7%
10	Cyprus	5	0.6%
11	Netherlands	5	0.6%
12	United Kingdom	4	0.5%
13	Spain	4	0.5%
14	Italy	3	0.4%
15	Canada	3	0.4%
16	Greece	2	0.2%
17	Malta	2	0.2%
18	Australia	2	0.2%
19	Iraq	2	0.2%
20	Peru	2	0.2%
21	Sweden	1	0.1%
22	Taiwan	1	0.1%
23	Ukraine	1	0.1%
24	Hong Kong	1	0.1%
25	India	1	0.1%
26	Iran, Islamic Republic of	1	0.1%
27	Colombia	1	0.1%