Rank	Countries/Territories	Count	Percent
1	United States	536	39.8%
2	China	341	25.3%
3	Germany	134	9.9%
4	India	55	4.1%
5	Singapore	53	3.9%
6	France	34	2.5%
7	Japan	20	1.5%
8	Korea, Republic of	18	1.3%
9		18	1.3%
10	Taiwan	14	1%
11	Netherlands	13	1%
12	Switzerland	12	0.9%
13	Canada	12	0.9%
14	Cyprus	11	0.8%
15	Brazil	8	0.6%
16	Hong Kong	8	0.6%
17	Iran, Islamic Republic of	6	0.4%
18	Ireland	5	0.4%
19	Australia	5	0.4%
20	Austria	4	0.3%
21	Philippines	4	0.3%
22	Thailand	4	0.3%
23	Turkey	4	0.3%
24	United Kingdom	4	0.3%
25	Moldova, Republic of	3	0.2%
26	Norway	3	0.2%
27	Russia	2	0.1%
28	Dominican Republic	2	0.1%
29	Hungary	2	0.1%
30	Chile	2	0.1%
31	Indonesia	1	0.1%
32	Egypt	1	0.1%
33	Algeria	1	0.1%
34	Argentina	1	0.1%
35	Saudi Arabia	1	0.1%
36	Poland	1	0.1%
37	Sweden	1	0.1%
38	Pakistan	1	0.1%
39	Nigeria	1	0.1%
40	Iraq	1	0.1%