Question: What worldwide ranking does the university where Manuel Isaías López was educated hold?

Knowledge 1: Manuel Isaías López
In the last quarter of the twentieth century, Manuel Isaías López was considered the most influential psychiatrist in Mexico. In the early eighties, he was simultaneously President of the Mexican Psychoanalytic Association; Secretary General of the Mexican Board of Psychiatry; Director of Child and Adolescent Psychiatry at UNAM; and Main Consultant to the System for the Integral Development of the Family (DIF), a nationwide government funded system of child and family guidance centers. His later contributions were in Bioethics, and he evolved into a researcher within this field and an International Psychoanalytic Association officer. [SEP] Knowledge 2: Mexico City
The National Autonomous University of Mexico (UNAM), located in Mexico City, is the largest university on the continent, with more than 300,000 students from all backgrounds. Three Nobel laureates, several Mexican entrepreneurs and most of Mexico's modern-day presidents are among its former students. UNAM conducts 50% of Mexico's scientific research and has presence all across the country with satellite campuses, observatories and research centres. UNAM ranked 74th in the Top 200 World University Ranking published by Times Higher Education (then called Times Higher Education Supplement) in 2006, making it the highest ranked Spanish-speaking university in the world. The sprawling main campus of the university, known as Ciudad Universitaria, was named a World Heritage Site by UNESCO in 2007.
Knowledge 1: Manuel Isaías López
In the last quarter of the twentieth century, Manuel Isaías López was considered the most influential psychiatrist in Mexico. In the early eighties, he was simultaneously President of the Mexican Psychoanalytic Association; Secretary General of the Mexican Board of Psychiatry; Director of Child and Adolescent Psychiatry at UNAM; and Main Consultant to the System for the Integral Development of the Family (DIF), a nationwide government funded system of child and family guidance centers. His later contributions were in Bioethics, and he evolved into a researcher within this field and an International Psychoanalytic Association officer. [SEP] Knowledge 2: Lasallian educational institutions
The De La Salle Brothers, say that, with the assistance of more than 73,000 lay colleagues, they teach over 900,000 students as they provide Christian value education worldwide to 1,500 Lasallian educational institutions and is globally established in 82 countries.
Knowledge 1: Manuel Isaías López
In the last quarter of the twentieth century, Manuel Isaías López was considered the most influential psychiatrist in Mexico. In the early eighties, he was simultaneously President of the Mexican Psychoanalytic Association; Secretary General of the Mexican Board of Psychiatry; Director of Child and Adolescent Psychiatry at UNAM; and Main Consultant to the System for the Integral Development of the Family (DIF), a nationwide government funded system of child and family guidance centers. His later contributions were in Bioethics, and he evolved into a researcher within this field and an International Psychoanalytic Association officer. [SEP] Knowledge 2: Frank Aaen
Frank Aaen is an educated economist and holds a master's degree in economics from Aalborg University which he received in 1985.

Answer: 74th