Using the following data, calculate the fugacity of nitrogen gas at $100$ and $800$ bar and at $0C(273K)$

$\backslash$table$[[$P$,$ bar,$50,100,200,400,800,1000],[$PV$/$RT$,0\mathrm{.}9846,0\mathrm{.}9846,1\mathrm{.}0365,1\mathrm{.}2557,1\mathrm{.}7959,2\mathrm{.}0641]]$