Socio-Demographic Profiles and Baseline Data Reports Published: April 26, 2024 Regional Portraits – RTS de la Montérégie-Centre The CHSSN Regional Portraits present the 2021 Census information from Statistics Canada in graphs to provide a one page socio-demographic portrait by RTS* region. (*RTS: […] Download Document Documents Socio-Demographic Profiles and Baseline Data Reports Regional Portraits – RTS de la Montérégie-Centre The CHSSN Regional Portraits present the 2021 Census information from Statistics Canada in graphs to provide a one page socio-demographic portrait by RTS* region. (*RTS: réseau territorial de services)