Rank	Countries/Territories	Count	Percent
1	United States	486	30.7%
2	China	467	29.5%
3	Japan	150	9.5%
4	Spain	86	5.4%
5	Germany	53	3.3%
6	India	50	3.2%
7	Netherlands	32	2%
8	Singapore	26	1.6%
9	United Kingdom	26	1.6%
10	Iran, Islamic Republic of	23	1.5%
11	Indonesia	18	1.1%
12	Russia	16	1%
13	France	14	0.9%
14	Canada	10	0.6%
15	Australia	9	0.6%
16	Brazil	9	0.6%
17	Philippines	9	0.6%
18	Korea, Republic of	8	0.5%
19	Pakistan	7	0.4%
20	Egypt	7	0.4%
21	Sweden	7	0.4%
22	South Africa	5	0.3%
23	Poland	5	0.3%
24	Hong Kong	5	0.3%
25	Bangladesh	4	0.3%
26	Cyprus	4	0.3%
27	Denmark	3	0.2%
28	Georgia	3	0.2%
29	Mexico	3	0.2%
30	Ireland	3	0.2%
31	Lithuania	3	0.2%
32	Slovakia	3	0.2%
33	Taiwan	3	0.2%
34	Viet Nam	3	0.2%
35	Ukraine	2	0.1%
36	Sri Lanka	2	0.1%
37	Palestine, State of	2	0.1%
38	New Zealand	2	0.1%
39	Nigeria	2	0.1%
40	Italy	2	0.1%
41	Cambodia	2	0.1%
42	Argentina	1	0.1%
43	Bosnia and Herzegovina	1	0.1%
44	Bulgaria	1	0.1%
45	Greece	1	0.1%
46	Malaysia	1	0.1%
47	Mauritius	1	0.1%
48	Romania	1	0.1%
49	Thailand	1	0.1%
50	Turkey	1	0.1%
51	Zambia	1	0.1%