Reference year 2009 - Revaluation coefficient 1,0950350

0,79% on
the part of the revaluated professional income of the reference year      up to € 54.393,06      a minimum income of € 12.597,43
0,51% on the part of the revaluated professional income of the reference year      between € 54.398,06 and € 80.165,52
minimum contribution per quarter	€ 24,88
maximum contribution per quarter	€ 140,29