For 2019 the government had declared 1615€ per month the minimum for fulltime work. Before taxes. But not everybody can get a fulltime contract.
Mandatory healthcare around 100€ a month per person
Gas/electra depends from 80€ for small, efficiënt apartement up to 200€ for a mediun sized family home.
Water between 15-50€ a month.
Housing starts from 500€ but in social housing you can get it cheaper.
Taxes: depends on the city but everything together easy 1200-2500€ a year for a couple or family (Tax for the city, garbage collection, sewer and dykes etcetera)
1 bread costs about 2,50€.
1 kilo bananas 1€ or more.
250gr butter about 1,90€ or more.
10 eggs for between 1,50€ and 3€.
Milk starts around 1€ for a liter and up.
Meat isn't cheap here either.
Social benefit is around 850€ a month. There are softer tax rules for lower incomes.