<Ul> <Li> </Li> <Li> 1991 </Li> <Li> 1995 </Li> <Li> 1999 </Li> <Li> 2003 </Li> <Li> 2007 </Li> <Li> 2011 </Li> <Li> 2015 </Li> <Li> 2019 </Li> <Li> 2023 </Li> </Ul> <P> The Rugby World Cup is a men's rugby union tournament contested every four years between the top international teams . The tournament was first held in 1987, when the tournament was co-hosted by New Zealand and Australia . New Zealand are the current champions, having defeated Australia in the final of the 2015 tournament in England . </P> <P> The winners are awarded the William Webb Ellis Cup, named after William Webb Ellis, the Rugby School pupil who--according to a popular legend--invented rugby by picking up the ball during a football game . Four countries have won the trophy; New Zealand have won it three times, two teams have won twice, Australia and South Africa, while England have won it once . </P> <P> The tournament is administered by World Rugby, the sport's international governing body . Sixteen teams were invited to participate in the inaugural tournament in 1987, however since 1999 twenty teams have taken part . Japan will host the next event in 2019 and France will host in 2023 . </P>

How many times has new zealand won the rugby world cup