Decision No 787/2004/EC of the European Parliament and of the Council of 21 April 2004 amending Council Decision 96/411/EC and Decisions No 276/1999/EC, No 1719/1999/EC, No 2850/2000/EC, No 507/2001/EC, No 2235/2002/EC, No 2367/2002/EC, No 253/2003/EC, No 1230/2003/EC and No 2256/2003/EC with a view to adapting the reference amounts to take account of the enlargement of the European Union