Rank	Countries/Territories	Count	Percent
1	United States	506	40.4%
2	China	369	29.4%
3	Germany	122	9.7%
4	Singapore	30	2.4%
5	France	28	2.2%
6	Japan	25	2%
7	United Kingdom	23	1.8%
8	Taiwan	17	1.4%
9	India	16	1.3%
10	Ireland	16	1.3%
11	Netherlands	11	0.9%
12	Canada	10	0.8%
13	Australia	8	0.6%
14	Turkey	8	0.6%
15	Sweden	7	0.6%
16	Cyprus	7	0.6%
17	Bangladesh	5	0.4%
18	Mauritius	4	0.3%
19	Korea, Republic of	4	0.3%
20	Latvia	3	0.2%
21	Hong Kong	3	0.2%
22	Russia	3	0.2%
23	Indonesia	3	0.2%
24	Iran, Islamic Republic of	2	0.2%
25	Greece	2	0.2%
26	Bulgaria	2	0.2%
27	Colombia	2	0.2%
28	Philippines	2	0.2%
29	Malaysia	2	0.2%
30	Viet Nam	2	0.2%
31	Mongolia	1	0.1%
32	Nicaragua	1	0.1%
33	Norway	1	0.1%
34	Portugal	1	0.1%
35	Syrian Arab Republic	1	0.1%
36	Ukraine	1	0.1%
37	Cote D'ivoire	1	0.1%
38	Finland	1	0.1%
39	Chile	1	0.1%
40	Argentina	1	0.1%
41	Italy	1	0.1%