雅思task1:C18T2ThechartbelowshowsthenumberofhouseholdsintheUSbytheirannualincomein2007,2011and2015.Summarisetheinformationbyselectingandreportingthemainfeatures,andmakecomparisonswhererelevant.Writeatleast150words.ThebarchartillustratesthenumberofhouseholdsinUSinyears2007,2011,2015,dividingby5groupofpeoplewhoearneddifferentrangesofannualincome.Itisclearthatthenumberofhouseholdslivedbypeoplewhoearnedlessthan$49,999peryearormorethan$100,000peryearremainedthetopthreerankingsoverthe8-yearperiod,whereasthosefiguresforrestgroupsstayedatthelowestrankings.Accordingtothebarchart,peoplewhoearnedmorethan$100,000peryearownedhighestnumberofhouseholdsatnearly30millionand34millionin2007and2015,respectively,whereasthistoprankingwassurpassedbythegroupwhoseannualincomestayedwithintherangeof$25,000-$49,000at30millionin2011.Meanwhile,thenumberofhouseholdsownedbythisgrouprankedsecondin2007and2015at27millionand28million,respectively,followingbythefigureforthegroupwhoearnedlessthan$25,000at25million,28millionand27millionin2007,2011and2015,respectively.Movingtothefiguresforpeoplewhoearnedbetween$50,000-$99,999peryear,thedataforpeopleearnedmorethan$50,000-$74,999remainedstableat21millionduringtheperiod.However,thenumberofhouseholdslivedbypeoplewhoearnedbetween$75,000-$99,999climbedslightlyfrom14millionin2007to15millionin2015.

