A higher proportion of women than men identified as having a religion (54.6% compared with 45.5%) and the proportion of people identifying as having a religion generally increased by age group.
Nododd cyfran uwch o fenywod na dynion bod ganddynt grefydd (54.6% o’i gymharu â 45.5%) ac mae’r gyfran o bobl a nododd bod ganddynt grefydd yn cynyddu yn ôl grŵp oedran.