主题：交通事故题型：柱状图Thechartbelowshowsnumbersofincidentsandinjuriesper100millionpassengermilestravelled(PMT)bytransportationtypein2002.满分范文：Thebarchartcomparesthenumberofincidentsandinjuriesforevery100millionpassengermilestravelledonfivedifferenttypesofpublictransportin2002.Itisclearthatthemostincidentsandinjuriestookplaceondemand-responsevehicles.Bycontrast,commuterrailservicesrecordedbyfarthelowestfigures.（最大最小打包对比）Atotalof225incidentsand173injuries,per100millionpassengermilestravelled,tookplaceondemand-responsetransportservices.Thesefigureswerenearlythreetimesashighasthoseforthesecondhighestcategory,busservices.Therewere76incidentsand66peoplewereinjuredonbuses.Railservicesexperiencedfewerproblems.Thenumberofincidentsonlightrailtrainsequaledthefigurerecordedforbuses,butthereweresignificantlyfewerinjuries,atonly39.Heavyrailservicessawlowernumbersofsucheventsthanlightrailservices,butcommuterrailpassengerswereevenlesslikelytoexperienceproblems.Infact,only20incidentsand17injuriesoccurredoncommutertrains.
