轉換18.16圖表協議（GRT）為奈及利亞奈拉（NGN）

10 GRT

≈ 1,021.55 NGN

20 GRT

≈ 2,043.1 NGN

30 GRT

≈ 3,064.64 NGN

50 GRT

≈ 5,107.74 NGN

100 GRT

≈ 10,215.48 NGN

150 GRT

≈ 15,323.22 NGN

200 GRT

≈ 20,430.96 NGN

300 GRT

≈ 30,646.44 NGN

500 GRT

≈ 51,077.4 NGN

1,000 GRT

≈ 102,154.8 NGN

2,000 GRT

≈ 204,309.59 NGN

3,000 GRT

≈ 306,464.39 NGN

5,000 GRT

≈ 510,773.98 NGN

10,000 GRT

≈ 1,021,547.97 NGN

20,000 GRT

≈ 2,043,095.93 NGN

30,000 GRT

≈ 3,064,643.9 NGN

50,000 GRT

≈ 5,107,739.83 NGN

100,000 GRT

≈ 10,215,479.66 NGN