純準備金の変動は、経常収支、資本収支、金融収支についての取引から生じた、国の外貨準備保有の純変化です。準備資産は、国際収支の資金調達ニーズに対して、金融当局がすぐに利用できて、管理できる外部の資産で、また、貨幣用金、特別引出権（SDR）、国際通貨基金（IMF）でのリザーブポジション、およびその他の準備資産を含みます。また、IMF（リザーブポジションを除く）と例外融資の合計からの純信用と貸付金も含まれます。データは、現在の米ドルで表されています。
| 1990 | 2000 | 2005 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ナイジェリア | 1,041,075,804 | 3,089,271,863 | 11,335,787,996 | -9,692,912,667 | 305,848,565 | 11,097,745,203 | -980,099,587 | -8,452,487,761 | -5,853,533,823 | -980,917,731 | 12,241,890,189 | 3,286,180,061 | -4,490,238,393 | -5,047,487,523 | 3,608,654,133 | -3,381,557,620 | -2,754,917,394 | 8,335,870,672 |
| カーボベルデ | -6,974,754 | -28,877,897 | 64,930,356 | 28,308,213 | -48,394,834 | 49,168,870 | 70,238,314 | 90,805,821 | 36,878,101 | 90,354,242 | -11,766,263 | 13,207,910 | 147,385,842 | -136,528,597 | -473,502 | 11,167,551 | 28,655,024 | 34,950,093 |
| ガンビア | 3,393,680 | -41,957,165 | -3,408,230 | 41,049,561 | 36,941,357 | 5,760,353 | -24,960,547 | -138,592,301 | -76,852,167 | -113,404,358 | -33,687,046 | 17,071,223 | -7,535,411 | 246,364,210 | -145,335,784 | -136,174,810 | -228,774,147 | |
| ベナン | -99,557,270 | -20,321,992 | -51,634,026 | -294,432,497 | -531,817,791 | -394,844,096 | -52,731,019 | 106,114,616 | 79,565,511 | -564,894,688 | 444,307,544 | 234,779,045 | 26,745,825 | 11,171,179 | -671,279 | -585,601,076 | -1,218,710,060 | |
| ブルキナファソ | -465,725,606 | -734,160,216 | -102,359,565 | -18,564,909 | -424,577,454 | -282,931,020 | 13,636,237 | -27,052,303 | 508,244,319 | 54,434,010 | 162,614,075 | -258,505,541 | 132,456,003 | -1,618,678,550 | 498,773,634 | |||
| コートジボワール | -315,238,586 | 1,428,775,914 | 616,036,860 | -626,343,016 | -16,592,843 | 648,731,474 | 586,428,030 | -459,730,114 | 485,779,052 | 247,368,888 | 1,075,250,162 | 199,662,606 | 2,014,277,587 | -945,666,146 | ||||
| ガーナ | 27,605,237 | -144,760,532 | 124,628,046 | 560,644,447 | 450,747,124 | -478,410,869 | -723,282,852 | -114,431,768 | -82,424,063 | 261,111,804 | 996,018,787 | -815,190,671 | 1,251,102,772 | -540,075,190 | 1,466,889,095 | -3,346,337,542 | 1,784,881,013 | |
| ギニアビサウ | -31,691,034 | -22,829,027 | -946,163,615 | 65,430,425 | -57,830,641 | 14,495,092 | 127,954,255 | 71,049,777 | -11,883,103 | 51,944,649 | 33,671,150 | 34,920,649 | -48,228,509 | 41,741,804 | -92,937,617 | -14,775,037 | ||
| リベリア | -185,688,298 | 888,737,611 | 33,951,877 | -33,769,529 | -27,344,542 | -30,117,477 | 21,026,891 | -18,579,449 | -84,538,852 | -41,229,760 | -39,584,922 | 23,085,275 | 374,860,573 | -34,445,605 | ||||
| マリ | -65,020,735 | 62,708,206 | 15,516,773 | -177,146,924 | 4,598,108 | -80,598,963 | -212,920,481 | -485,938,681 | -160,782,402 | -538,401,413 | 379,448,277 | 155,389,639 | 235,494,040 | 156,924,186 | 483,587,791 | -928,731,406 | -484,024,154 | |
| ニジェール | -90,343,654 | 35,236,203 | 32,848,383 | 105,954,461 | -66,302,648 | 310,378,767 | 97,710,798 | 234,544,699 | -164,223,903 | 100,926,980 | -59,559,958 | -212,106,971 | 479,080,523 | -123,861,306 | 266,628,280 | -327,738,037 | -426,451,896 | |
| セネガル | -137,476,589 | -231,534,457 | -361,750,796 | -529,814,441 | -47,441,945 | 99,873,439 | 88,150,053 | 64,713,366 | 209,235,666 | -353,695,224 | 177,910,863 | 691,083,723 | 574,692,632 | -499,613,918 | 1,116,271,926 | -418,143,869 | 258,317,347 | |
| シエラレオネ | -20,908,146 | 9,755,229 | -129,538,686 | -319,231,370 | -141,868,057 | -134,282,181 | -69,041,777 | -963,439,861 | -637,325,254 | -73,679,085 | -46,772,544 | -14,188,407 | 27,867,466 | 28,403,198 | 161,579,495 | -195,818,598 | -250,068,495 | |
| トーゴ | -43,932,376 | 36,877,438 | -110,286,638 | 13,949,734 | 71,344,015 | -337,170,551 | 49,417,166 | 73,381,656 | 131,858,236 | -723,045 | 98,825,036 | -232,572,163 | 554,814,966 | 74,887,849 |