Here are some stats I found. My comments are in [brackets].
Characteristics of jail inmates
Family background
Recidivism
Sex offenders
Child victimizers
There are more stats that I omitted here: http://www.ojp.usdoj.gov/bjs/crimoff.htm
Characteristics of jail inmates
Family background
- Thirty-one percent of jail inmates had grown up with a parent or guardian who abused alcohol or drugs
- About 12 percent had lived in a foster home or institution.
- Forty-six percent had a family member who had been incarcerated.
- More than 50% of the women in jail said they had been physically or sexually abused in the past, compared to more than 10% of the men.
Recidivism
- Of the 272,111 persons released from prisons in 15 States in 1994, an estimated 67.5% were rearrested for a felony or serious misdemeanor within 3 years, 46.9% were reconvicted, and 25.4% resentenced to prison for a new crime.
- The 272,111 offenders discharged in 1994 accounted for nearly 4,877,000 arrest charges over their recorded careers.
- Within 3 years of release, 2.5% of released rapists were rearrested for another rape, and 1.2% of those who had served time for homicide were arrested for a new homicide.
- Sex offenders were less likely than non-sex offenders to be rearrested for any offense 43 percent of sex offenders versus 68 percent of non-sex offenders.
- Sex offenders were about four times more likely than non-sex offenders to be arrested for another sex crime after their discharge from prison 5.3 percent of sex offenders versus 1.3 percent of non-sex offenders.
Sex offenders
- On a given day in 1994 there were approximately 234,000 offenders convicted of rape or sexual assault under the care, custody, or control of corrections agencies; nearly 60% of these sex offenders are under conditional supervision in the community.
- The median age of the victims of imprisoned sexual assaulters was less than 13 years old; the median age of rape victims was about 22 years.
- An estimated 24% of those serving time for rape and 19% of those serving time for sexual assault had been on probation or parole at the time of the offense for which they were in State prison in 1991.
- Of the 9,691 male sex offenders released from prisons in 15 States in 1994, 5.3% were rearrested for a new sex crime within 3 years of release.
- Of released sex offenders who allegedly committed another sex crime, 40% perpetrated the new offense within a year or less from their prison discharge.
Child victimizers
- Approximately 4,300 child molesters were released from prisons in 15 States in 1994. An estimated 3.3% of these 4,300 were rearrested for another sex crime against a child within 3 years of release from prison.
- Among child molesters released from prison in 1994, 60% had been in prison for molesting a child 13 years old or younger.
- Offenders who had victimized a child were on average 5 years older than the violent offenders who had committed their crimes against adults. Nearly 25% of child victimizers were age 40 or older, but about 10% of the inmates with adult victims fell in that age range.
There are more stats that I omitted here: http://www.ojp.usdoj.gov/bjs/crimoff.htm