Among all retiree households, the average monthly household expenditure rose by 5.5 per cent per annum , from $1,300 in 2007/08 to $1,700 in 2012/13. Retiree households across all expenditure groups experienced increases in their average monthly household expenditure. However, while the lowest 20% households (by household expenditure per household member) incurred an average monthly household expenditure of $480 in 2012/13, or $320 per household member, the top 20% spent an average of $4,120, or $2,450 per member.