USA: Operating expenditures by mode and type of cost in 2008 May 1, 2012 | Data & Statistics In 2008, USD18 billion (53.8 per cent) of the total transit operating expenditures went towards vehicle operations followed by vehicle maintenance (19.8 per cent), general administration (16.2 per cen... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password