on average women do the greatest share of unremunerated housework and childcare in korea japan mexico portugal turkey and italy where women undertake more than threequarters of all unpaid work women in turkey and mexico spend the most time per day on unpaid work in absolute values at over six hours per day on average compared with under two hours for men oecd gender data portal the gaps are typically even larger in developing countries oecd a where inadequate access to timesaving infrastructure eg water piped into the home and technology eg washing machines increases the total time required for unpaid work