Rank	Countries/Territories	Count	Percent
1	United States	490	29.8%
2	China	375	22.8%
3	Japan	149	9.1%
4	Germany	86	5.2%
5	India	34	2.1%
6	Australia	32	1.9%
7	Brazil	30	1.8%
8	United Kingdom	30	1.8%
9	Singapore	30	1.8%
10	Norway	25	1.5%
11	France	25	1.5%
12	Russia	24	1.5%
13	Iran, Islamic Republic of	20	1.2%
14	Korea, Republic of	20	1.2%
15	Italy	18	1.1%
16	Egypt	17	1%
17	Canada	16	1%
18	Netherlands	15	0.9%
19	Spain	14	0.9%
20	Indonesia	13	0.8%
21	Switzerland	12	0.7%
22	Taiwan	12	0.7%
23	Cyprus	11	0.7%
24	Romania	10	0.6%
25	Turkey	9	0.5%
26	Ukraine	8	0.5%
27	Mexico	8	0.5%
28	Lithuania	7	0.4%
29	Argentina	7	0.4%
30	Poland	7	0.4%
31	Nigeria	6	0.4%
32	Greece	6	0.4%
33	Ireland	6	0.4%
34	Guatemala	5	0.3%
35	Denmark	5	0.3%
36	Belgium	5	0.3%
37	Viet Nam	5	0.3%
38	Thailand	4	0.2%
39	Slovenia	4	0.2%
40	Colombia	4	0.2%
41	Hungary	4	0.2%
42	Hong Kong	3	0.2%
43	Pakistan	3	0.2%
44	New Zealand	2	0.1%
45	Saudi Arabia	2	0.1%
46	Uruguay	2	0.1%
47	Venezuela, Bolivarian Republic of	2	0.1%
48	Sri Lanka	2	0.1%
49	Sweden	2	0.1%
50	Curacao	2	0.1%
51	Algeria	2	0.1%
52	Austria	2	0.1%
53	Bangladesh	2	0.1%
54	Malaysia	2	0.1%
55	Mongolia	1	0.1%
56	Latvia	1	0.1%
57	Lebanon	1	0.1%
58	Iceland	1	0.1%
59	Israel	1	0.1%
60	South Africa	1	0.1%
61	Tunisia	1	0.1%
62	Nicaragua	1	0.1%
63	Portugal	1	0.1%