848936,5813127,MELBOURNE
995012,5237739,HOBART
791684,5765875,Geelong
805936,5952336,Ballarat
1002643,5410673,Launceston
962643,5340673,Cradle Mountain

848936,5813127,MELBOURNE,CN4.3
995012,5237739,HOBART,SD4.4
791684,5765875,Geelong,TY4.3
805936,5952336,Ballarat,NM4.1
1002643,5410673,Launceston,IP4.1
962643,5340673,Cradle Mountain,ER4.2

Add fourth column with mumbo jumbo codes.
Add fourth column with mumbo jumbo codes.
