Rank	Countries/Territories	Count	Percent
1	United States	200	34.5%
2	China	93	16%
3	Germany	70	12.1%
4	Canada	62	10.7%
5	Ukraine	21	3.6%
6	France	16	2.8%
7	India	12	2.1%
8	Netherlands	12	2.1%
9	Japan	9	1.6%
10	Switzerland	6	1%
11	Singapore	5	0.9%
12	Poland	5	0.9%
13	Norway	5	0.9%
14	Russia	4	0.7%
15	Iran, Islamic Republic of	4	0.7%
16	Israel	4	0.7%
17	United Kingdom	4	0.7%
18	Spain	4	0.7%
19	Turkey	3	0.5%
20	Ireland	3	0.5%
21	Korea, Republic of	3	0.5%
22	Hong Kong	3	0.5%
23	Australia	3	0.5%
24	Slovakia	3	0.5%
25	Nigeria	3	0.5%
26	Malaysia	3	0.5%
27	Maldives	2	0.3%
28	Mauritius	2	0.3%
29	Mexico	2	0.3%
30	Philippines	2	0.3%
31	Czech Republic	2	0.3%
32	Lithuania	2	0.3%
33	Jordan	2	0.3%
34	Brazil	1	0.2%
35	Bulgaria	1	0.2%
36	Cyprus	1	0.2%
37	Romania	1	0.2%
38	Taiwan	1	0.2%
39	Pakistan	1	0.2%