Simplify the following text for a Grade 6 native English-speaking person.
Original: On December 18 , 2008 , the Swedish Riksbank announced a proposal to phase out the 50 Ã re , the final Ã re coin , by 2010 .
Simplified: On December 18 2008 , the Swedish Riksbank asked to phase out the 50 Ã re , the final Ã re coin , by 2010 .