Passage: In the United States, the female-to-male earnings ratio was 0.77 in 2009; female full-time, year-round (FTYR) workers earned 77% as much as male FTYR workers. Womens earnings relative to mens fell from 1960 to 1980 (56.7-54.2%), rose rapidly from 1980 to 1990 (54.2-67.6%), leveled off from 1990 to 2000 (67.6-71.2%) and rose from 2000 to 2009 (71.2-77.0%). When the first Equal Pay Act of 1963 was passed in 1963, female full-time workers earned 48.9% as much as male full-time workers.
How many percentage did the Women earnings rise 1980-1990? How many percentage points did the female to male earnings ratio improve in 2009 compared to 1963? How many percentage points did women's earning rise from 1980 to 1990? How many percentage points did women's earnings increase during the period of 2000 to 2009? How many percentage points difference is there between the highest amount of female-to-male earnings and the lowest? How many percentage points difference is there between the highest and lowest female-to-male earnings ratio between 1960 and 1980? How many percentage points difference is there between the highest and lowest female-to-male earnings ratio between 1980 and 1990? How many percentage points difference is there between the highest and lowest female-to-male earnings ratio between 1990 and 2000? How many percentage points less did women earn than men in 1963 vs 2009? How many years from 2000-2009 did the percentage rose 71.2-77.0%? How many years was the time span where women's earnings relative to men's fell? What were all the period of years that Women earnings rose?