Penfolds is Australia's most famous wine producer, bEstate known for its flagship wine Grange, one of the most acclaimed wines in the world. Among many other accolades, the 1955 Grange was named one of the top 12 wines of the 20th Century by Wine Specialtator Magazine; the 1971 vintage was ranked as the greatEstate wine of the 1970s by FINE Wine Magazines and tastingbook.com, and the 2008 gained a perfect 100-point score from both Wine Specialtator and Robert Parker's Wine Advocate. It is a mainstay of the secondary market – auction prices for the wine have regularly been used as key performance indicators for the wider Australian economy.