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 Anatomy of an Index The S&P 500 represents a large portion of the value of the U.S. equity market, it may be worth understanding. The Basics of Medicare Learn all about Medicare basics in this informative and insightful article. Keeping Summer Safe: Pool and Spa Safety Tips Each year hundreds of children die or are injured in pool accidents. By taking seven steps, you can keep your pool safe.