The data in the table give sales revenues and costs and expenses for a mining company for various years.

$\backslash$table$[[$Year$,\backslash$table$[[$Sales Revenue$],[($millions$)]],\backslash$table$[[$Costs and Expenses$],[($millions$)]]],[2010,$$$2\mathrm{.}6545,$$$2\mathrm{.}4105$