The phrase "decade of data" means a period of ten years during which a large amount of information or data is collected, studied, or analyzed. Full definition
Our experts analyze decades of data on market returns and investor behavior to find the asset mix that makes the most sense for you, based on your timeline and comfort with risk. (investor.vanguard.com)
Four decades of data show that twice as many people are being displaced today than in the 1970s. (globaleducationmagazine.com)
Several decades of data suggest R&D is pretty well fixed as a share of the discretionary budget. (aaas.org)