Online annex: Inter-agency Task Force on Financing for Development (https://developmentfinance.un.org). PRI Signatories ,Apr-06,Apr-07,Apr-08,Apr-09,Apr-10,Apr-11,Apr-12,Apr-13,Apr-14,Apr-15,Apr-16,Apr-17,Apr-18 AO AUM ($ US trillion),2.0,3.2,4.2,3.6,4.8,5.5,7.6,10.5,11.2,13.2,13.9,16.3,19.1 Number of Asset Owners (AO) (rhs),32,77,135,172,203,229,251,268,270,288,307,346,373 Assets under management (AUM) (US$ trillion),6.5,10,13,18,21,24,32,34,45,59,62,68.4,81.7 Number of Signatories (rhs),63,185,361,523,734,890,1050,1186,1251,1384,1501,1714,1961 Chart downloaded on 2019-08-23 04:00:51 from https://developmentfinance.un.org based on data from PRI (https://www.unpri.org/).