Rank	Countries/Territories	Count	Percent
1	United States	567	25.5%
2	China	433	19.5%
3	Japan	389	17.5%
4	Germany	147	6.6%
5	India	111	5%
6	Singapore	96	4.3%
7	Nepal	49	2.2%
8	France	39	1.8%
9	United Kingdom	35	1.6%
10	Netherlands	34	1.5%
11	Ireland	32	1.4%
12	Nigeria	21	0.9%
13	Mexico	20	0.9%
14	Indonesia	17	0.8%
15	Taiwan	17	0.8%
16	Russia	16	0.7%
17	Korea, Republic of	16	0.7%
18	Canada	13	0.6%
19	Brazil	11	0.5%
20	Australia	10	0.4%
21	Cyprus	8	0.4%
22	Argentina	8	0.4%
23	Iraq	8	0.4%
24	Colombia	7	0.3%
25	Cameroon	7	0.3%
26	Philippines	7	0.3%
27	Peru	6	0.3%
28	Thailand	6	0.3%
29	Chile	6	0.3%
30	Egypt	6	0.3%
31	Iran, Islamic Republic of	5	0.2%
32	Viet Nam	5	0.2%
33	Pakistan	5	0.2%
34	Norway	4	0.2%
35	South Africa	4	0.2%
36	Switzerland	4	0.2%
37	Ethiopia	4	0.2%
38	Lebanon	4	0.2%
39	Bolivia, Plurinational State of	4	0.2%
40	Botswana	3	0.1%
41	Costa Rica	3	0.1%
42	Ecuador	3	0.1%
43	Sweden	3	0.1%
44	Spain	2	0.1%
45	Portugal	2	0.1%
46	Oman	2	0.1%
47	Nicaragua	2	0.1%
48	Ghana	2	0.1%
49	Guatemala	2	0.1%
50	Malaysia	2	0.1%
51	Kenya	2	0.1%
52	Denmark	2	0.1%
53	Czech Republic	1	0%
54	Bangladesh	1	0%
55	Belgium	1	0%
56	Albania	1	0%
57	Algeria	1	0%
58	Moldova, Republic of	1	0%
59	Poland	1	0%
60	New Zealand	1	0%
61	Romania	1	0%
62	Syrian Arab Republic	1	0%
63	Tanzania, United Republic of	1	0%
64	Turkey	1	0%
65	Uganda	1	0%
66	Ukraine	1	0%