In 2012, with the Law No. 6360, the boundaries of the contiguous area were expanded and the number of districts within the contiguous area increased from 16 to 25.
Ku-2012, nge-Law No. 6360, imingcele yendawo eseduze yandiswa futhi isibalo sezifunda ezikule ndawo eseduze sanda kusuka ku-16 saya kwi-25.