2001/651/EC: Commission Decision of 21 August 2001 establishing the typical process standard deviation of the fat content of butter imported from New Zealand under Article 5 of Commission Regulation (EC) No 1374/98 laying down detailed rules for the application of the import arrangements and opening tariff quotas for milk and milk products and repealing Decision 2000/432/EC (notified under document number C(2001) 2175)