Hello Below I have provided the information I need to learn how to:

a. Calculate the inflation rate for each of the eight main items between 2019 and 2020 ( can you please explain the calculations) Which item showed the highest rate of inflation from 2019 to 2020? Which item showed the lowest rate of inflation? Why? please explain answer.

b. How to calculate the inflation rate for two special aggregates separately between 2019 and 2020 (please show and explain all the calculations). Which of the two aggregates showed the highest rate of inflation? Which item showed the lowest rate of inflation? Why? Please explain .

A B C D E F Products and product groups4 2016 2017 2018 2019 2020 2002=100 All-items 128.4 130.4 133.4 136 137 Food5 142.6 142.7 145.3 150.2 153.7 6 Shelter6 135.8 138.1 140.9 144.5 147 Household operations, furnishings and equipment 121.7 121.9 123.2 123.6 123.8 Clothing and footwear 94.4 93.7 94.5 96.1 94.4 9 Transportation 127.9 132.9 139.1 141.5 141.2 0 Gasoline 144.2 161.2 181.5 170.5 146.7 11 Health and personal care 122.2 124.3 125.9 127.4 129.2 12 Recreation, education and reading 111.3 114 115.3 116.8 115.7 13 Alcoholic beverages, tobacco products and recreational cannabis 156.8 161.1 167.9 171.1 171.9 14 All-items excluding food and energy7 123.5 125.5 127.9 130.5 132 15 All-items excluding energy7 126.9 128.5 131 134 135.8 16 Energy7 145 152.7 162.9 159.3 147.2 17 Goods8 117.9 118.9 121.1 122.7 122.5 18 Services9 138.9 142 145.8 149.2 151.3 19 20