A bar graph depicting the street price per gram of cocaine, sourced from the UN Office on 
Drugs and Crime. The price given is in dollars (it does not specify which country's), and 
it shows what the price is in about twenty countries. In a separate series of data points, 
the right-hand edge of the graph shows what percentage of the population aged 15-64 uses cocaine 
in each country.
Error using .*
Matrix dimensions must agree.

Error in plotSpotlight (line 30)
    output = repmat(a,[1 1 3]).*single(im)/255;

Error in plot_individual_user_maps (line 49)
        [heat] = plotSpotlight(im,heatmap,3);