Percentage share of income or consumption is the share that accrues to subgroups of population indicated by deciles or quintiles. Percentage shares by quintile may not sum to 100 because of rounding.
Participação nos ingressos do terceiro quintil (20%) da população (%)
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2015 | 2017 | 2018 | 2019 | 2021 | 2022 | 2023 |
| Algéria | | | | | 17,50 | | | | | | | | | |
| Egito | 16,30 | | | 16,40 | | 16,70 | | 16,00 | 16,20 | | 16,10 | 16,90 | | |
| Iraque | | | | | | 17,10 | | | | | | | | 16,90 |
| Catar | | | | | | | | | 16,70 | | | | | |
| Síria | | | | | | | | | | | | | 17,90 | |
| Tunísia | 15,20 | 14,90 | 15,60 | 15,40 | | | | 16,50 | | | | 16,40 | | |
| Emirados Árabes | | | | | | | 18,00 | | | 18,90 | | | | |