Personal income

The personal income statistics only describes income for persons who are at least 15 years old at the end of the year and who are fully liable to pay tax in the year concerned - This mainly comprise of persons with a permanent address in Denmark.
Key Figures
Disposable income by region, unit, sex, age and income interval - Danmarks Statistik
Get your own statistics: Disposable income (INDKP6)

Nordic statistics
Nordic Statistical Yearbook tells about life in the Nordic countries. Also try the nordic database.