The data shows that bull markets last longer than bear markets. [https://www.uidaho.edu/-/media/UIdaho-Responsive/Files/Extension/county/Latah/finance/history-of-bull-and-bear-markets.pdf?la=en&hash=3FE66B60665F69ABF4A8CAEF3383C805F868ED0F](https://www.uidaho.edu/-/media/UIdaho-Responsive/Files/Extension/county/Latah/finance/history-of-bull-and-bear-markets.pdf?la=en&hash=3FE66B60665F69ABF4A8CAEF3383C805F868ED0F)