For my secondary visualization, all of the unemployment data can be found here through the United States Department of Labor: Bureau of Labor Satistics. The dataset for this visualization is not complicated at all, so there was not much aggregation or cleaning that went into it. There was no downloadable file for the data, so I copied the data into a spreadsheet and then exported it as a CSV. The file looked like so:
year,black,white,latino,asian,native,islander 2003,10.8,5.2,7.7,6,10.5,7.7 2004,10.4,4.8,7,4.4,9.6,6.1 ...