Calculate the inflation rate between 2020 and 2026.

Hints :

(i) CPI = $\left[\frac{Cost of basket in Current Year}{Cost of basket in Base Year}\right]\times 100$

(ii) Inflation = $\left[\frac{CPI current year-CPI Base Year}{CPI Base Year}\right]\times 100$

(iii) Base Year CPI 2020 = 100.