Rank	Countries/Territories	Count	Percent
1	United States	625	47.4%
2	China	284	21.5%
3	Germany	103	7.8%
4	Canada	39	3%
5	India	39	3%
6	Japan	33	2.5%
7	Netherlands	23	1.7%
8	Poland	23	1.7%
9	France	19	1.4%
10	Korea, Republic of	18	1.4%
11	Spain	13	1%
12	Russia	12	0.9%
13	Singapore	10	0.8%
14	Australia	10	0.8%
15	Cyprus	9	0.7%
16	United Kingdom	8	0.6%
17	Egypt	5	0.4%
18	Lithuania	5	0.4%
19	Ireland	4	0.3%
20	Taiwan	4	0.3%
21	Viet Nam	3	0.2%
22	Argentina	3	0.2%
23	Bulgaria	2	0.2%
24	Congo, The Democratic Republic of The	2	0.2%
25	Bahrain	2	0.2%
26	Iran, Islamic Republic of	2	0.2%
27	Pakistan	2	0.2%
28	Slovakia	2	0.2%
29	Switzerland	2	0.2%
30	South Africa	1	0.1%
31	Serbia	1	0.1%
32	Romania	1	0.1%
33	Philippines	1	0.1%
34	Israel	1	0.1%
35	Italy	1	0.1%
36	Bangladesh	1	0.1%
37	Brazil	1	0.1%
38	Ethiopia	1	0.1%
39	Denmark	1	0.1%
40	Greece	1	0.1%
41	Turkey	1	0.1%
42	Ukraine	1	0.1%