Answer
2020: $63.77~million$
2025: $65.42~million$
Work Step by Step
$P(t)=57.59e^{0.0051t}$
2020 correspomds to $t=20$:
$P(20)=57.59e^{0.0051\times20}=57.59e^{0.102}=63.77$
2025 corresponds to $t=25$:
$P(25)=57.59e^{0.0051\times25}=57.59e^{0.1275}=65.42$