ENDLESSLY by DUFFY has sold 145,000 copies in Denmark, Sweden, Switzerland and United Kingdom.
ENDLESSLY certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Denmark |
10,000 | 1x Gold | 2 February, 2011 |
Denmark Sales: 10,000
Certification / note: 1x Gold
Certification Date / sales as of: 2 February, 2011
|
 Sweden |
20,000 | 1x Gold | 2011 |
Sweden Sales: 20,000
Certification / note: 1x Gold
Certification Date / sales as of: 2011
|
 Switzerland |
15,000 | 1x Gold | 2010 |
Switzerland Sales: 15,000
Certification / note: 1x Gold
Certification Date / sales as of: 2010
|
 United Kingdom |
100,000 | 1x Gold | 22 July, 2013 |
United Kingdom Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 22 July, 2013
|
| Total sales | 145,000 | (in 4 countries) |
Total
Sales: 145,000
(in 4 countries)
|
Year-end chart performance for ENDLESSLY
| Chart 2010 | Rank | Sales |
| Danish Albums (Hitlisten) |
34 | |
 French Albums (SNEP) |
108 | |
| Swedish Albums (Sverigetopplistan) |
88 | |
| UK Albums (Charts Plus) |
82 | |
| Chart 2011 | Rank | Sales |
 Belgian Albums (Ultratop Flanders) |
84 | |
| Belgian Albums (Ultratop Wallonia) |
89 | |
| Danish Albums (Hitlisten) |
100 | |
 Dutch Albums (Album Top 100) |
98 |