This is being portrayed as a race issue and class issue not only in many places in this country, but around the world.
All the white, rich people got out and the poor, minorities were left to die. That is how this is viewed by many.
If New Orleans is 70% black, then an overwhelming majority of the victims are going to be black by default, unless some kind of bizzare reverse exit from the city had occurred where most of the whites stayed behind.
The data just provides a richness and depth to anyone who cares to use it in butressing their position that this was not a disaster of race and class, but a disaster of mismanagement and prevailing culture.
Nothing reduces Liberals to sputtering, name calling rage than to be confronted with facts.
That is why I think it is relevant information. Like everything else on the Internet, however, I take it with a grain of salt unless I can verify the source.