A scatter plot shows the average depth and duration of U.S. stock market drawdowns greater than 10 percent across eight periods, generally categorized by decade, since the 1920s. Among these drawdowns, those of milder depth and duration are depicted in the lower-left area of the scatter plot, while those of greater depth and duration are depicted in the upper-right area. In the 1990s, there were four downturns of 10 percent or more. They lasted 61 days, on average, and knocked stock prices 16 percent below their peaks, on average. Between 2010 and 2024, there were six corrections, which averaged 122 days and 19 percent. In the 1950s, there were three corrections, which averaged 304 days and 15 percent. In the 1980s, there were four corrections, which averaged 281 days and 21 percent. In the 1960s, there were four corrections, which averaged 285 days and 24 percent. In the 1920s, there were two corrections, which averaged 509 days and 48 percent. In the 1970s, a single correction lasted 630 days and knocked stock prices 48 percent below their peak. In the 2000s, there were two corrections, which averaged 723 days and 53 percent.