Water productivity is calculated as GDP in constant prices of 2010 divided by annual total water withdrawal.
| 1970 | 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| エクアドル | 5.4 | 6.4 | 7.6 | 8.3 | 8.8 | 9.4 | 9.8 | 9.8 | 9.7 | 10.3 | 10.4 | 10.4 | 9.5 | 10.4 | ||
| アルジェリア | 19.5 | 20.6 | 19.5 | 21.3 | 21.6 | 21.8 | 21.8 | 21.3 | 21.2 | 20.9 | 21.1 | 20.2 | 20.5 | 20.6 | 19.6 | 20.4 |
| イラン | 2.9 | 2.9 | 3.6 | 4.4 | 4.5 | 4.3 | 4.3 | 4.5 | 4.4 | 4.8 | 4.9 | 4.8 | 4.7 | 4.8 | 5.1 | |
| イラク | 1.4 | 1.5 | 1.7 | 2.5 | 2.8 | 3.4 | 3.8 | 4.1 | 4.8 | 4.9 | 4.3 | 5.7 | 3.6 | 3.9 | 4.2 | |
| クウェート | 160.2 | 190.0 | 165.9 | 175.6 | 181.1 | 177.4 | 172.7 | 168.6 | 164.9 | 145.9 | 149.9 | 153.3 | 145.9 | 148.4 | ||
| リビア | 10.4 | 13.4 | 15.1 | 15.3 | 7.4 | 13.6 | 11.2 | 8.6 | 8.5 | 8.4 | 11.1 | 12.0 | 10.7 | 7.5 | 9.6 | |
| カタール | 92.2 | 205.6 | 229.8 | 491.9 | 548.1 | 564.4 | 585.9 | 612.5 | 647.0 | 664.7 | 656.8 | 664.9 | 669.5 | 645.7 | 656.2 | |
| サウジアラビア | 18.3 | 20.9 | 23.8 | 26.9 | 28.6 | 29.7 | 30.9 | 30.4 | 31.6 | 31.1 | 31.5 | 32.0 | 30.8 | 32.8 | ||
| アラブ首長国連邦 | 82.4 | 85.9 | 92.9 | 109.6 | 117.6 | 120.9 | 128.2 | 134.9 | 145.5 | 155.2 | 161.0 | 159.5 | 165.1 | 161.0 | 173.9 | |
| アンゴラ | 53.5 | 48.9 | 69.1 | 102.8 | 106.4 | 115.5 | 121.2 | 127.0 | 128.2 | 124.9 | 124.7 | 123.1 | 122.2 | 115.3 | 116.7 | |
| コンゴ | 136.6 | 143.4 | 172.0 | 226.2 | 231.2 | 254.2 | 252.4 | 269.2 | 270.3 | 246.8 | 233.0 | 227.7 | 230.2 | 215.8 | 218.0 | |
| 赤道ギニア | 14.8 | 155.2 | 488.6 | 659.7 | 702.7 | 761.1 | 729.7 | 732.7 | 665.9 | 607.2 | 572.8 | 537.1 | 507.6 | 483.3 | 487.5 | |
| ガボン | 111.2 | 80.5 | 75.0 | 80.1 | 85.8 | 90.3 | 95.4 | 99.5 | 103.4 | 105.6 | 106.1 | 107.0 | 111.1 | 109.1 | 110.7 | |
| ナイジェリア | 22.9 | 17.4 | 23.7 | 30.9 | 32.6 | 34.0 | 36.2 | 38.5 | 39.5 | 38.9 | 39.2 | 40.0 | 40.8 | 40.1 | 41.6 |