土地面積は、国の総面積ですが、内陸水域下の面積を除きます。

土地面積 (平方キロ)

19701990200020052010201120122013201420152016201720182019202020212022
ベナン112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760112,760
ブルキナファソ273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600273,600
カーボベルデ4,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,0304,030
コー​​トジボワール318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000318,000
ガーナ227,540227,540227,540227,540227,540227,540227,540227,540227,540227,540227,540227,540227,540227,533227,530227,533227,533
ギニアビサウ28,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,12028,120
リベリア96,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,32096,320
マリ1,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,1901,220,190
ニジェール1,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,7001,266,700
ナイジェリア910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770910,770
セネガル192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530192,530
シエラレオネ72,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,18072,180
ガンビア10,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,12010,120
トーゴ54,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,39054,390