pre_text: item 2 . properties we employ a variety of assets in the management and operation of our rail business . our rail network covers 23 states in the western two-thirds of the u.s . our rail network includes 31838 route miles . we own 26009 miles and operate on the remainder pursuant to trackage rights or leases . the following table describes track miles at december 31 , 2013 and 2012 . 2013 2012 .
post_text: headquarters building we maintain our headquarters in omaha , nebraska . the facility has 1.2 million square feet of space for approximately 4000 employees and is subject to a financing arrangement . harriman dispatching center the harriman dispatching center ( hdc ) , located in omaha , nebraska , is our primary dispatching facility . it is linked to regional dispatching and locomotive management facilities at various locations along our .
table: <i>2013</i> <i>2012</i>
table: Route 31,838 31,868
table: Other main line 6,766 6,715
table: Passing lines and turnouts 3,167 3,124
table: Switching and classification yard lines 9,090 9,046
table: Total miles 50,861 50,753
question: Analyse this data from a financial earnings document. at december 312013 what was the percent of the route miles to the total track miles