Thanks. I unfortunately can't take credit for the second graph, it was made by SPUR (spur.org). Data on SF housing production is from reports by the SF Plannin

Thanks. I unfortunately can't take credit for the second graph, it was made by SPUR (spur.org). Data on SF housing production is from reports by the SF Planning Department (annual number of net new units). Data on population is from the Census Bureau, via Google Public Data Explorer.