What is the first job to be started if we decide that our priority sequencing rule is Order Slack?

$\backslash$table$[[$Job$,\backslash$table$[[$Remaining$],[$Processing$]],\backslash$table$[[$Remaining$],[$Work$]],\backslash$table$[[$Shortest$],[$Step$]],\backslash$table$[[$Setup$],[$Time$]],\backslash$table$[[$Time$],[$of Ops$]],],[1,33,122,4\mathrm{.}4,1\mathrm{.}7,4\mathrm{.}3,8],[2,86,76,2\mathrm{.}4,1\mathrm{.}9,4\mathrm{.}1,8],[3,131,99,8\mathrm{.}2,1\mathrm{.}6,4\mathrm{.}3,9],[4,149,760,3\mathrm{.}9,6\mathrm{.}7,1\mathrm{.}5,5],[5,72,12,11,3\mathrm{.}7,3\mathrm{.}3,5],[6,28,77,7\mathrm{.}4,9\mathrm{.}8,5\mathrm{.}2,9]]$