Though David Ortiz regrets disclosing that 2016 will be his final year in the major leagues, fans should be thankful he gave us ample time to appreciate his greatness. Big Papi is treating us to one of the finest farewell seasons by a hitter in MLB history. With 3.2 wins above replacement already accumulated, he's on pace to set a career high in WAR at 40 years old. That's absurd, but as this week's Weekly Rotation will show, it somehow understates how legendary his final campaign could be compared to other "farewell seasons." Using WAR as the decisive statistic and visualizations from PointAfter , I'll rank the five best seasons since 1945 by hitters during the final year of their MLB careers. For the record, if the pre-World War II era was included, players who either had untimely deaths or participated in the infamous Black Sox scandal would comprise most of the top five. Ortiz's 2016 campaign will then be examined in the context of the legendary goodbyes before his own. A heads-up to Red Sox fans: You should make sure to visit Fenway Park this year to catch a glimpse of a franchise icon before he retires. Somehow, he's playing just as well as he did when he helped break the...