Alex Tsantakis
Alex Tsantakis voted up Julii Brainard's answer
It can change every few years, with new Census data or new map numbers.  It also depends how the data are analysed -- at the level of enumeration district?  Census ward?  Constituency?  Whole city?  And using what indicators -- there is no income question in the national Census and proxy data are not perfect substitutes.  Also, should we really be concerned … Read more