The graph shows the change in emerging markets' foreign-currency reserve between August and 
September of 2011. The currency is shown in billions. China, Russia, and Singapore seem to 
have the biggest change in their emerging markets' foreign-currency reserve. China is the 
largest at over 60 billion dollars with a -1.9% change in Aug-Sept 2011. Saudi Arabia is the 
country with the lowest amount of change in their emerging market's foreign-currency reserve 
at about -15 billion dollars with 3.2 change in Aug-Sept 2011.
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);