an internet archive tool, we found that according to McDonald's website and "McDonald's USA Nutrition Facts for Popular Menu Items," the weight of the Big Mac has undergone minor adjustments, changing by merely 0.1 ounce over the years. The weight of the Big Mac in 2008 and 2011 was 7.5 ounces; however, in 2012 and 2013 it changed to 7.6 ounces, while in 2014 and 2015, it was 7.4 ounces. In 2016, the Big Mac's weight returned to 7.5 ounces.