Answer
$R=2524.0~billions~of~dollars$
$|R-E|=458.5~billions~of~dollars$
Work Step by Step
In 2008:
$R=2524.0~billions$ (first bar in the graph)
$|R-E|=|2524.0~billions-2982.5~billions|=|-458.5~billions|=458.5~billions$
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