Financial report context:
notes to the consolidated financial statements union pacific corporation and subsidiary companies for purposes of this report , unless the context otherwise requires , all references herein to the 201ccorporation 201d , 201cupc 201d , 201cwe 201d , 201cus 201d , and 201cour 201d mean union pacific corporation and its subsidiaries , including union pacific railroad company , which will be separately referred to herein as 201cuprr 201d or the 201crailroad 201d . 1 . nature of operations operations and segmentation 2013 we are a class i railroad that operates in the united states . we have 32094 route miles , linking pacific coast and gulf coast ports with the midwest and eastern united states gateways and providing several corridors to key mexican gateways . we serve the western two- thirds of the country and maintain coordinated schedules with other rail carriers for the handling of freight to and from the atlantic coast , the pacific coast , the southeast , the southwest , canada , and mexico . export and import traffic is moved through gulf coast and pacific coast ports and across the mexican and canadian borders . the railroad , along with its subsidiaries and rail affiliates , is our one reportable operating segment . although revenues are analyzed by commodity group , we analyze the net financial results of the railroad as one segment due to the integrated nature of our rail network . the following table provides revenue by commodity group : millions of dollars 2009 2008 2007 .

Financial table:
millions of dollars: agricultural; 2009: $ 2666; 2008: $ 3174; 2007: $ 2605
millions of dollars: automotive; 2009: 854; 2008: 1344; 2007: 1458
millions of dollars: chemicals; 2009: 2102; 2008: 2494; 2007: 2287
millions of dollars: energy; 2009: 3118; 2008: 3810; 2007: 3134
millions of dollars: industrial products; 2009: 2147; 2008: 3273; 2007: 3077
millions of dollars: intermodal; 2009: 2486; 2008: 3023; 2007: 2925
millions of dollars: total freight revenues; 2009: $ 13373; 2008: $ 17118; 2007: $ 15486
millions of dollars: other revenues; 2009: 770; 2008: 852; 2007: 797
millions of dollars: total operating revenues; 2009: $ 14143; 2008: $ 17970; 2007: $ 16283

Additional report context:
although our revenues are principally derived from customers domiciled in the united states , the ultimate points of origination or destination for some products transported are outside the united states . basis of presentation 2013 the consolidated financial statements are presented in accordance with accounting principles generally accepted in the united states of america ( gaap ) as codified in the financial accounting standards board ( fasb ) accounting standards codification ( asc ) . subsequent events evaluation 2013 we evaluated the effects of all subsequent events through february 5 , 2010 , the date of this report , which is concurrent with the date we file this report with the u.s . securities and exchange commission ( sec ) . 2 . significant accounting policies change in accounting principle 2013 we have historically accounted for rail grinding costs as a capital asset . beginning in the first quarter of 2010 , we will change our accounting policy for rail grinding costs .

Question: what percent of total freight revenues was the chemicals group in 2009?
Answer: 16%