A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Economic Journey of Your Morning Coffee Few contemplate the complex journey that brought their coffee from farm to kitchen table. Social Security: Five Facts You Need to Know Here are five facts about Social Security that are important to keep in mind. Consider Keeping Your Life Insurance When You Retire Reasons to retain your coverage into your retirement years.