Please enable JavaScript to view the chart.
Current Shiller PE Ratio: 36.21 +0.20 (0.55%)
4:00 PM EDT, Fri Jul 12
Mean: 17.14
Median: 15.99
Min: 4.78 (Dec 1920)
Max: 44.19 (Dec 1999)

Shiller PE ratio for the S&P 500.

Price earnings ratio is based on average inflation-adjusted earnings from the previous 10 years, known as the Cyclically Adjusted PE Ratio (CAPE Ratio), Shiller PE Ratio, or PE 10 — FAQ.

Data courtesy of Robert Shiller from his book, Irrational Exuberance.