About: http://webisa.webdatacommons.org/1934234

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	??? But in 1969, San Francisco and other California regions such as San Jose, San Diego, and Santa Barbara all had affordable price-to-income ratios of less than 2.3, which is less than the national average today.
http://www.w3.org/ns/prov#wasQuotedFrom	doctorhousingbubble.com