Rank	Countries/Territories	Count	Percent
1	United States	539	44.4%
2	China	198	16.3%
3	Germany	119	9.8%
4	Netherlands	42	3.5%
5	India	33	2.7%
6	Ireland	33	2.7%
7	Canada	33	2.7%
8	France	30	2.5%
9	Japan	30	2.5%
10	Slovakia	20	1.6%
11	Egypt	16	1.3%
12	Korea, Republic of	13	1.1%
13	United Kingdom	13	1.1%
14	Poland	12	1%
15	Cyprus	10	0.8%
16	Australia	6	0.5%
17	Venezuela, Bolivarian Republic of	5	0.4%
18	Sweden	4	0.3%
19	Thailand	4	0.3%
20	Ukraine	4	0.3%
21	Brazil	4	0.3%
22	Georgia	3	0.2%
23	Indonesia	3	0.2%
24	New Zealand	3	0.2%
25	Peru	3	0.2%
26	Italy	3	0.2%
27	Taiwan	3	0.2%
28	South Africa	3	0.2%
29	Slovenia	2	0.2%
30	Palestine, State of	2	0.2%
31	Hungary	2	0.2%
32	Jordan	2	0.2%
33	Moldova, Republic of	2	0.2%
34	Russia	2	0.2%
35	Israel	2	0.2%
36	Iran, Islamic Republic of	1	0.1%
37	Hong Kong	1	0.1%
38	Argentina	1	0.1%
39	Austria	1	0.1%
40	Saudi Arabia	1	0.1%
41	Singapore	1	0.1%
42	Romania	1	0.1%
43	Philippines	1	0.1%
44	Norway	1	0.1%
45	Morocco	1	0.1%
46	Malaysia	1	0.1%
47	Spain	1	0.1%