9. In 2013, a total 60 visits were made to places of deprivation of liberty. 60 visits Of the 60 visits, 5 of them were institutional, attended by the Ombudsman, and the responsible authorities were called to encourage dialogue pursuant to article 22 of the Optional Protocol to the United Nations Convention against Torture and other Cruel, Inhuman or Degrading Treatment or Punishment, directly and personally. In addition to these visits, the Ombudsman also participated in a further 10 visits to places for deprivation of liberty in Spain. Five visits were institutional Of the total visits, 18 were multidisciplinary, with the cooperation of external technical experts, specialised in legal and forensic medicine, psychiatry and psychology, providing a particularly qualified point of view when assessing certain areas and protocols of the place visited and holding individual interviews with persons deprived of liberty. Eighteen visits were multidisciplinary In addition, 28 visits were made for follow-up purposes, to verify compliance with the conclusions drawn at previous visits and identify eventual new deficiencies. Twenty-eight were follow-up visits Members of the Advisory Council of the NPM participated in 4 of the visits made in 2013. Participation of members of the Advisory Council Lastly, one of the visits was made accompanied by a delegation of the Ombudsman of Ukraine. 10. As a novelty this year it must be pointed out that, in the supervision of an operation for repatriation of foreign nationals to Ecuador and Colombia, the team of the NPM, consisting of one technical expert and one forensic medical practitioner, travelled in the same aircraft together with the repatriated persons and police personnel to their final destination. Said visit is reviewed further in depth in paragraphs 227 to 244. Supervisión de un operativo de repatriación de extranjeros 11. The distribution of visits is set out in the following table 21