Rank	Countries/Territories	Count	Percent
1	United States	579	40.9%
2	China	435	30.7%
3	Germany	103	7.3%
4	India	46	3.2%
5	Netherlands	43	3%
6	France	37	2.6%
7	Japan	24	1.7%
8	Korea, Republic of	17	1.2%
9	Pakistan	13	0.9%
10	Canada	11	0.8%
11	Iran, Islamic Republic of	10	0.7%
12	Ukraine	10	0.7%
13	Ireland	9	0.6%
14	Australia	9	0.6%
15	Singapore	7	0.5%
16	Cyprus	6	0.4%
17	Egypt	6	0.4%
18	United Kingdom	6	0.4%
19	Poland	4	0.3%
20	Russia	4	0.3%
21	Romania	3	0.2%
22	Morocco	3	0.2%
23	Hong Kong	3	0.2%
24	Indonesia	2	0.1%
25	Jordan	2	0.1%
26	Cuba	2	0.1%
27	Brazil	2	0.1%
28	Malaysia	2	0.1%
29	Philippines	2	0.1%
30	Norway	2	0.1%
31	Saudi Arabia	2	0.1%
32	Spain	2	0.1%
33	Thailand	1	0.1%
34	Viet Nam	1	0.1%
35	Slovakia	1	0.1%
36	Slovenia	1	0.1%
37	South Africa	1	0.1%
38	Bulgaria	1	0.1%
39	Chile	1	0.1%
40	Finland	1	0.1%
41	Kazakhstan	1	0.1%
42	Israel	1	0.1%