Rank	Countries/Territories	Count	Percent
1	United States	378	28.5%
2	China	290	21.9%
3	Japan	160	12.1%
4	Germany	156	11.8%
5	Russia	36	2.7%
6	Canada	33	2.5%
7	Singapore	25	1.9%
8	India	23	1.7%
9	Netherlands	17	1.3%
10	Australia	17	1.3%
11	France	17	1.3%
12	United Kingdom	16	1.2%
13	Portugal	11	0.8%
14	Italy	11	0.8%
15	Korea, Republic of	10	0.8%
16	Cyprus	9	0.7%
17	Denmark	6	0.5%
18	Mexico	6	0.5%
19	Spain	6	0.5%
20	Taiwan	5	0.4%
21	Uganda	5	0.4%
22	Poland	5	0.4%
23	Norway	5	0.4%
24	Jordan	5	0.4%
25	Hong Kong	5	0.4%
26	Bangladesh	5	0.4%
27	Algeria	5	0.4%
28	Argentina	5	0.4%
29	Brazil	4	0.3%
30	Romania	4	0.3%
31	Saudi Arabia	4	0.3%
32	Slovenia	4	0.3%
33	Senegal	3	0.2%
34	Ireland	3	0.2%
35	Serbia	2	0.2%
36	Ukraine	2	0.2%
37	Turkey	2	0.2%
38	Yemen	2	0.2%
39	Colombia	2	0.2%
40	Belgium	2	0.2%
41	Finland	2	0.2%
42	Mongolia	2	0.2%
43	Lithuania	2	0.2%
44	Malaysia	2	0.2%
45	Morocco	1	0.1%
46	Pakistan	1	0.1%
47	New Zealand	1	0.1%
48	Hungary	1	0.1%
49	Indonesia	1	0.1%
50	Iran, Islamic Republic of	1	0.1%
51	Jamaica	1	0.1%
52	Ghana	1	0.1%
53	Ecuador	1	0.1%
54	Egypt	1	0.1%
55	Uruguay	1	0.1%
56	South Africa	1	0.1%
57	Switzerland	1	0.1%