As the world faced months of restrictions on social gatherings and celebrations, the demand for champagne hit historic lows. French producers of the pricey specialty wine estimate they have already lost $2 billion in sales this year. Champagne is named for the eastern area of France where it comes from. The drink is traditionally served at celebratory events or enjoyed at parties or while eating out. Thibaut Le Mailloux is a member of the Champagne Committee, a group representing about 16,000 champagne producers. “We are experiencing a crisis that we evaluate to be even worse than the Great Depression” of 1929, he told The Associated Press.