Wikipedia entity: Slum
Topics: urbanization; poverty; statistics
Original sentence: Among individual countries, the proportion of urban residents living in slum areas in 2009 was highest in the Central African Republic (95.9%), Chad (89.3%), Niger (81.7%), and Mozambique (80.5%).The distribution of slums within a city varies throughout the world.
Quantified sentence: Among individual countries, the proportion of urban residents living in slum areas in 2009 was high: most residents in the Central African Republic (95.9%), Chad (89.3%), Niger (81.7%), and Mozambique (80.5%).The distribution of slums within a city varies throughout the world. 
Quantifier: most
Percentage: 95.90%
Specificity: partially