At a function held in the Pachhunga University College campus here on the occasion of the World Suicide Prevention Day, Sailo said the eldest person to commit suicide was 82-year-old and the youngest was eight years.
He said an average 73 people committed suicide every year in the state and 63 people, including 19 women committed suicide since January till September nine this year.
The highest incident of suicidal death in the state was in 2010 when at least 97 people including nine women committed suicide, he added.
The function, sponsored by the National Health Mission, was organised by the Psychology department of the Pachhunga University College, the lone constituent college of the Mizoram University.