For a country, we have given the following figures for different variables for the year 2016 and 2016, respectively

year 2020. All national accounts figures are expressed in NOK billion.

table is given in the picture

a) Calculate the following quantities:

1) the country's disposable income in 2020.

2) the country's savings in 2020.

3) the country's imports in 2016.

4) the unemployment rate expressed as a percentage of the labor force in 2020

2016 2020 Net national product 6800 7100 Nominal GDP 8000 8500 Private consumption 2500 2800 Public consumption 3500 3800 The GDP deflator 100 104 Profit on the operating accounts abroad 200 250 Exports 300 350 Property income, salaries and current transfers from abroad, net - 10 20 Labor force 2800000 2850000 Number of employees 2620000 2610000