Here, the PA news agency looks back on the tournament in numbers.
3 – combined World Cup titles won by this year's finalists South Africa (1995 and 2007) and England (2003).
51 – Japan fly-half Yu Tamura remains the leading points-scorer but will come under threat from finalists Handre Pollard (47) and Owen Farrell (46) of South Africa and England respectively. Dan Biggar and Richie Mo'unga are 12 behind going into Wales and New Zealand's third-place play-off.
31 – South Africa lead all nations in tries scored, as well as in points with 230. New Zealand and England are second and third respectively in both categories.
70 – Wales captain Alun Wyn Jones is the tournament's top tackler.
21 – with an appearance on Friday, Jones will move into outright third on the all-time World Cup appearance list, one off the record shared by former New Zealand captain Richie McCaw and ex-England prop Jason Leonard.
8 – red cards shown in the tournament.
2,512 – New Zealand's all-time record for World Cup points, with Australia a distant second on 1,797. That 715-point lead is more than 11th-placed Samoa's total (712).