The region has also shown collective will, for example, in offering quick, tangible action in humanitarian assistance through the ASEAN Coordinating Centre for Humanitarian Assistance (AHA Centre). Underlying these initiatives are important development outcomes spurring social changes in the region: the proportion of people living on less than USD1.25 per day fell from one in two persons to one in
eight persons in the last two decades; the net enrolment rate for children of primary school age rose from 92 percent in 1999 to 94 percent in 2012; proportion of seats held by women in parliaments increased from 12 percent in 2000 to 18.5 percent in 2012; maternal mortality per 100,000 live births fell from 371.2 in 1990 to 103.7 in 2012; and the proportion of urban population living in slums decreased
from 40 percent in 2000 to 31 percent in 2012