In January, the proportion of all calls that were immediately life-threatening was 13.1%, down from 14.6% in December 2022, which was the highest figure on record.
Ym mis Ionawr, cyfran yr holl alwadau lle’r oedd bywyd yn y fantol oedd 13.1%, i lawr o 14.6% ym mis Rhagfyr 2022, sef y ffigur uchaf ers dechrau cadw cofnodion.