The risk of being in the bottom quintile for NSW households is highest in Estonia, Luxembourg and the Slovak Republic where over 45% of NSW households fall into the lower part of the income distribution. Working poverty (which will be discussed below) is a concern when having a working household member (in a non-standard job) does not improve the position in the income distribution. It is remarkable that in Greece and Luxembourg the share of NSW households falling into the bottom quintile is very close to that of jobless households. Similarly, “Non-standard worker households” refers to households where either all adult members are in non-standard work or there are only non-standard workers and non-working adult members. “