Two charts that illustrate that men value youth much more than women do.
http://fivethirtyeight.com/features/christian-rudder-dataclysm-okcupid/
"Rudder’s talk at the Empiricist League borrowed from the book’s first chapter, covering the basics of whom we’re attracted to and why. Accompanied by a slideshow, he brought up a chart1 of how straight women rate the men on OKCupid based on their age. “Women who are, say, 28 find guys who are also 28 about the most attractive, and so forth. Up until about 40, when that’s getting too old."
http://fivethirtyeight.com/features/christian-rudder-dataclysm-okcupid/
"Rudder’s talk at the Empiricist League borrowed from the book’s first chapter, covering the basics of whom we’re attracted to and why. Accompanied by a slideshow, he brought up a chart1 of how straight women rate the men on OKCupid based on their age. “Women who are, say, 28 find guys who are also 28 about the most attractive, and so forth. Up until about 40, when that’s getting too old."