CAT/C/MRT/CO/1 (c) Reduce prison overcrowding by making greater use of non-custodial measures, in line with the United Nations Standard Minimum Rules for Non-custodial Measures (the Tokyo Rules); (d) Establish a central register of all prisoners in the country in which it is indicated whether they are remand prisoners or sentenced prisoners, the offence in question, the date on which they were taken into custody, the place where they are being held, and their age and gender; (e) Ensure that prisoners have genuine access to a means of filing a complaint with an independent body regarding their conditions of detention and/or ill-treatment and that impartial, independent investigations into such complaints are promptly carried out; (f) Carry out formal investigations into deaths in detention and their causes, provide the Committee with statistics and other information on the preventive measures taken by the prison authorities in the next periodic report, and take measures to reduce violence among prisoners; (g) Continue to ensure that the National Human Rights Commission and other human rights organizations have unhindered access to all places of detention, which includes the ability to make unannounced visits and to hold private interviews with detainees. Human trafficking and violence against women 23. The Committee takes note of the numerous legislative, institutional and awarenessraising measures adopted by the State party to prevent and combat human trafficking, including the adoption of Act No. 2003-025 of 17 July 2003 on the suppression of trafficking in persons. However, it remains concerned at the lack of information on: the penalties for rape; the number of convictions for rape; the prevalence of domestic violence and the way that cases are handled; and the extent of human trafficking (arts. 2, 12, 13, 14 and 16). The State party should: (a) Ensure the effective enforcement, in full compliance with the Convention, of existing anti-trafficking laws; (b) Conduct a study to determine the actual extent of human trafficking in the State party and its causes; (c) Put an end to impunity by conducting formal investigations into allegations of rape, trafficking and domestic violence, prosecuting the perpetrators and imposing appropriate punishments on them; (d) Offer victims protection, sufficient compensation and rehabilitation services, as necessary, and step up its awareness campaigns; (e) Provide appropriate training to investigators and other personnel who come into contact with trafficking victims, including immigration service staff, and provide sufficient resources to the shelters set up for victims. Female genital mutilation 24. While taking note of the institutional and awareness-raising measures adopted by the State party, the Committee remains deeply concerned by the fact that the practice of female genital mutilation is not penalized. It is also concerned by the lack of detailed information on the complaints that have been filed and the investigations conducted into those 10 GE.13-44591