Inflation as measured by the consumer price index reflects the annual percentage change in the cost to the average consumer of acquiring a basket of goods and services that may be fixed or changed at specified intervals, such as yearly. The Laspeyres formula is generally used.

消費者物価指数(CPI) (%)

1970199020002005201020112012201320142015201620172018201920202021202220232024
ナイジェリア13.87.46.917.913.710.812.28.58.09.015.716.512.111.413.217.018.824.733.2
イラン1.77.614.513.410.126.327.336.616.612.57.28.018.039.930.643.443.544.632.5
アンゴラ325.023.014.513.510.38.87.39.430.729.819.617.122.325.821.413.628.2
アルジェリア6.616.70.31.43.94.58.93.32.94.86.45.64.32.02.47.29.39.34.0
コンゴ2.9-0.93.10.41.85.04.60.93.23.20.51.22.21.81.73.04.33.1
クウェート9.81.84.14.54.83.32.72.93.33.22.20.51.12.13.44.03.62.9
リビア-5.38.5-2.92.72.815.56.12.62.410.425.925.813.2-2.21.42.94.52.42.1
サウジアラビア0.22.1-1.10.55.35.82.93.52.21.22.1-0.82.5-2.13.43.12.52.31.7
アラブ首長国連邦0.90.90.71.12.34.11.62.03.1-1.9-2.10.25.31.61.7
エクアドル5.248.596.12.23.64.55.12.73.64.01.70.4-0.20.3-0.30.13.52.21.5
カタール3.01.78.8-2.41.12.33.23.31.82.70.40.3-0.7-2.52.35.03.01.3
ガボン3.87.70.53.71.51.32.70.54.7-0.32.12.74.72.51.41.14.23.61.2
ベネズエラ(ボリバル共和国)28.226.121.140.662.2121.7254.9
イラク4.45.037.02.95.86.11.92.21.40.60.20.4-0.20.66.05.04.4
赤道ギニア0.94.85.67.84.83.72.94.31.71.40.71.11.54.8-0.14.8