* Adult member (Netherlands) | Euro 20,= |
* Adult member (other European country) | Euro 23,= |
* Adult member (outside Europe) | Euro 25,50 |
* Youth member (until the year they turn 18) |
50 % discount |
* Household member without the BNM editions (apart from the February issue which contains the membership card and data of the annual assembly) |
Euro 8,15 |