Answer
2080 W
Work Step by Step
This involves a simple conversion:
$\frac{500 EJ}{year} \frac{10^{18} J}{EJ} \frac{1 year}{31,557,600 s} = 1.58 \times 10^{13} J/s$
The world population is now 7.6 billion.
Per capita consumption = $\frac{1.58 \times 10^{13}}{7.6 \times 10^9 people} = 2080\ W$