Two researchers from the Annenberg School for Communication and Journalism, University of Southern California, did an intense analysis of the top-grossing films of 2008, and found that women in film are usually valued for their appearance, and not their speaking abilities. According to the report,
32.8 percent of speaking characters were female. Put differently, a ratio of roughly 2 males to every one female was observed across the 100 top-grossing films.
A substantially higher percentage of young females, in comparison to young males, are shown wearing sexually revealing attire (39.8% vs. 6.7%), partially naked (30.1% vs. 10.3%), with a small waist (35.1% vs. 13.6%), and physically attractive (29.2% vs. 11.1%).
So purely in interest of equality, let's ogle Chris Hemsworth as Thor: