Rank	Countries/Territories	Count	Percent
1	United States	449	37%
2	China	243	20%
3	Germany	105	8.6%
4	Netherlands	83	6.8%
5	Spain	39	3.2%
6	Japan	36	3%
7	Korea, Republic of	28	2.3%
8	Egypt	27	2.2%
9	Canada	17	1.4%
10	France	16	1.3%
11	India	14	1.2%
12	United Kingdom	14	1.2%
13	Singapore	12	1%
14	Turkey	11	0.9%
15	Ireland	8	0.7%
16	Hong Kong	8	0.7%
17	Nigeria	7	0.6%
18	Iran, Islamic Republic of	6	0.5%
19	Cyprus	6	0.5%
20	Russia	6	0.5%
21	Argentina	5	0.4%
22	Italy	5	0.4%
23	Malaysia	4	0.3%
24	Mexico	4	0.3%
25	Moldova, Republic of	4	0.3%
26	Poland	4	0.3%
27	Australia	4	0.3%
28	Austria	4	0.3%
29	Thailand	4	0.3%
30	Taiwan	3	0.2%
31	Belgium	3	0.2%
32	Brazil	3	0.2%
33	Norway	3	0.2%
34	Philippines	2	0.2%
35	Indonesia	2	0.2%
36	Denmark	2	0.2%
37	Finland	2	0.2%
38	Hungary	2	0.2%
39	Switzerland	2	0.2%
40	Romania	2	0.2%
41	South Africa	2	0.2%
42	Sri Lanka	1	0.1%
43	Saudi Arabia	1	0.1%
44	Slovenia	1	0.1%
45	Ukraine	1	0.1%
46	Viet Nam	1	0.1%
47	Bulgaria	1	0.1%
48	Colombia	1	0.1%
49	Croatia	1	0.1%
50	Bolivia, Plurinational State of	1	0.1%
51	Botswana	1	0.1%
52	Myanmar	1	0.1%
53	Portugal	1	0.1%
54	Pakistan	1	0.1%