Retirement Savings

Note:
Projected Rate of Inflation: the average rate of inflation from today up to your first day of retirement and as of retirement age.
Nominal Interest Rate: interest rate you can earn somewhere else (bank or investments) from today up to your first day of retirement and as of retirement age.
Your Age Today: your current age.
Your Retirment Age: the age of your anticipated retirement.
After Retirement Period: the number of years you believe you can enjoy your pension.
Amount Needed at Retirement per Year: the amount you want to be able to spend every year as of your retirement age for 'after retirement period' you specified above.