消費者物価指数は、毎年のように、指定した間隔で固定または変更される場合がある、財・サービスの組み合わせを取得する平均的な消費者に対するコストにおける変化を反映しています。ラスパイレス式が一般的に用いられます。

消費者物価指数(2010 = 100) (index)

1970199020002005201020112012201320142015201620172018201920202021202220232024
ガーナ0.01.919.252.6100.0108.7120.9135.0155.9182.6214.5241.1259.9278.5306.0336.5441.7610.0749.3
シエラレオネ100.0106.8113.8120.1125.7134.1148.7175.8204.0234.2265.6297.2378.1558.2718.0
ナイジェリア0.12.429.661.4100.0110.8124.4134.9145.8158.9183.9214.2240.1267.5302.9354.3421.1524.9699.4
ガンビア2.633.651.081.1100.0104.8109.3115.5122.3130.7140.1151.4161.3172.7183.0196.5219.1256.3285.9
ギニアビサウ4.678.484.2100.0105.0107.3108.6106.9108.5110.2112.0112.4112.7114.0116.6127.5136.6141.7
トーゴ10.439.274.584.7100.0103.6106.2108.2108.4111.2112.6111.5112.5113.3115.4120.6129.8136.7140.6
ニジェール14.852.378.088.5100.0102.9103.4105.8104.8104.2105.9108.9112.1109.3112.5116.8121.7126.3137.7
ブルキナファソ15.049.274.986.9100.0102.8106.7107.3107.0107.8108.2109.8112.0108.4110.4114.4130.8131.8137.3
コー​​トジボワール8.141.975.288.1100.0104.9106.3109.0109.5110.9111.7112.5112.9111.6114.3119.0125.3130.8135.3
セネガル11.754.180.987.1100.0103.4104.9105.6104.5104.6105.5106.9107.4109.3112.0114.5125.6133.0134.1
マリ52.976.485.9100.0103.0108.4107.8108.7110.3108.3110.2110.6108.7109.2113.5124.4127.0131.0
カーボベルデ48.178.782.6100.0104.5107.1108.7108.5108.6107.1107.9109.3110.5111.2113.2122.2126.8128.1
ベナン74.385.4100.0102.7109.6110.1109.5109.7108.9108.9109.9110.7114.1116.0117.6120.8122.2
リベリア61.8100.0108.5115.9124.7137.0147.6160.6180.6223.1283.3331.3357.2384.4423.2