This chart shows that transactions were below the target range for all of 2020-21, with notable drops at the start of the year and again in November 2020.
Mae'r siart hwn yn dangos bod trafodiadau’n is na'r ystod darged trwy gydol 2020-21, gyda gostyngiadau nodedig ar ddechrau'r flwyddyn ac eto ym mis Tachwedd 2020.