According to RAINN:
Rape, Abuse and Incest National Network:

1 out of every 6 American Women has been the victim of an attempted or completed rape in her life time.
In 2003 - 9 of every 10 victims were female.
17.7 million American women have been victims of attempted or completed rape.
60 percent of sexual assaults are not reported to police.
97 percent of rapists will never spend a day in jail.
More than 50% of all rape/sexual assault incidents were reported by victims to have occurred within 1 mile of their home or at their home.