Council Regulation (EC) No 1774/1999 of 29 July 1999 concerning the conclusion of the Agreement in the form of an Exchange of Letters amending the Agreement in the form of an Exchange of Letters between the European Community and the Republic of Hungary on the reciprocal establishment of tariff quotas for certain wines, and amending Regulation (EC) No 933/95 opening and providing for the administration of Community tariff quotas for certain wines