US – How far would you travel to find work?

Joe Mako has used Tableau to plot unemployment relative to the national average for every US state between 1976 and 2012. The aptly named horizon chart represents values using both colour and dimensions. In this case orange and red shading indicate an unemployment rate above the national average, while shades of blue show the inverse. A coloured area’s height corresponds to the numerical value for that year, and where a shaded area reaches the top of its vertical scale an area in a darker tone is overlain showing the same again. Note the spike in Louisiana following Hurricane Katrina…

Source: How far would you travel to find work? Annual unemployment relative to the national average since 1976 for every US state | News | guardian.co.uk.