The general improvement in the overall aid effort in 1975 by the developed Commonwealth countries was referred to in Chapter I; their net ODA disbursements increased to $2.3 billion compared with $1.9 billion in 1974. Each of the four countries contributed to this increase, the largest expansion, in percentage terms, being recorded by New Zealand whose net ODA of $65.8 million was 68 per cent higher than in 1974. Canadian net disbursements rose by 23 per cent to $879.7 million, British by l8 per cent to $863.4 million and Australian by l8 per cent to $506.8 million.