grocery price survey june 2002 1 summary prices fell in the six months to all centres except mount isa compared december darwin decreased by 0 7 these decreases were primarily due a substantial fall fruit & vegetables category reversing significant spike quarter movements this are often volatile reflecting variations seasonal factors affecting supply 13 decrease vegetable contributed 9 percentage points basket but was partially offset increases categories such as meat seafoods and non alcoholic drinks snackfoods 4 gap between cairns remained relatively stable 2001 alice springs dropped considerably now lowest much larger than other overall katherine marginally lower for first time