Rank	Countries/Territories	Count	Percent
1	United States	630	35.5%
2	China	370	20.8%
3	Germany	162	9.1%
4	India	145	8.2%
5	Japan	28	1.6%
6	Italy	28	1.6%
7	Netherlands	27	1.5%
8	Kazakhstan	27	1.5%
9	France	27	1.5%
10	Bangladesh	21	1.2%
11	Hong Kong	20	1.1%
12	Spain	20	1.1%
13	United Kingdom	19	1.1%
14	Korea, Republic of	19	1.1%
15	Canada	14	0.8%
16	Singapore	14	0.8%
17	Australia	13	0.7%
18	Mongolia	12	0.7%
19	Russia	11	0.6%
20	Pakistan	10	0.6%
21	Czech Republic	10	0.6%
22	Ireland	10	0.6%
23	Egypt	9	0.5%
24	Romania	9	0.5%
25	Turkey	8	0.5%
26	Switzerland	7	0.4%
27	Slovakia	6	0.3%
28	Cyprus	6	0.3%
29	Brazil	6	0.3%
30	Iraq	5	0.3%
31	Indonesia	5	0.3%
32	South Africa	5	0.3%
33	Taiwan	5	0.3%
34	Viet Nam	5	0.3%
35	Portugal	4	0.2%
36	Mexico	4	0.2%
37	Moldova, Republic of	4	0.2%
38	Iran, Islamic Republic of	4	0.2%
39	Greece	4	0.2%
40	Argentina	4	0.2%
41	Jamaica	3	0.2%
42	Poland	2	0.1%
43	Nepal	2	0.1%
44	Uzbekistan	2	0.1%
45	Sweden	2	0.1%
46	Croatia	2	0.1%
47	Chile	2	0.1%
48	Belgium	2	0.1%
49	Azerbaijan	2	0.1%
50	Hungary	2	0.1%
51	Ethiopia	2	0.1%
52	Lithuania	2	0.1%
53	Malaysia	2	0.1%
54	Bahrain	1	0.1%
55	Austria	1	0.1%
56	Bhutan	1	0.1%
57	Bulgaria	1	0.1%
58	Costa Rica	1	0.1%
59	Denmark	1	0.1%
60	Syrian Arab Republic	1	0.1%
61	Ukraine	1	0.1%
62	Venezuela, Bolivarian Republic of	1	0.1%
63	Senegal	1	0.1%
64	Peru	1	0.1%
65	Philippines	1	0.1%