 The cathedral was staffed and administered by a corporate body, the Chapter, composed of three dignities (the Archdeacon, and two Primicerii) and twenty Canons (two of whom are designated Theologus and Primicerius, in accordance with the decrees of the Council of Trent).In 1696, there were twenty-two Canons.There was also a Collegiate Church, Santissima Annunziata, served by a college of eight chaplains.