The value of reliefs claimed in each three-month has varied considerably over time, along with the share of the value from residential or non-residential transactions.
Mae gwerth y rhyddhadau a hawlir ym mhob cyfnod o dri mis wedi amrywio'n sylweddol dros amser, ynghyd â chyfran y gwerth o drafodiadau preswyl neu amhreswyl.