As inventories soared nationwide, home prices plummeted. Consequently, after 1945, the production of truffles plummeted, and the prices have risen dramatically. Moreover, as the Great Depression worsened, attendance plummeted. In 2009 however, production plummeted by nearly six percent. In September 2008, Magna's stocks plummeted, hit by the global economic downturn. From 2015 to 2017, Valeant shares plummeted more than 90 percent. Jobs disappeared and wages plummeted, leaving people desperate and charities unable to cope. Its common stock price plummeted significantly as a result. In 2004, exports to the U.S. plummeted 59% in value over the previous year. Exports from the United States plummeted 60% from 1930 to 1933. Sales therefore plummeted in 1958 and 1959 despite improvements in quality. After Lehman Brothers filed for bankruptcy, global markets immediately plummeted. Consequently, gun crime has plummeted year on year since 2007. Enrollment has since plummeted 27%, to 2,854 students in fall of 2019. Land prices plummeted, industries laid-off employees, and banks failed.