ESPNSTAR.com's resident stats expert Rajesh Kumar brings to you the key numbers from Australia's victory against Sri Lanka at the WACA on Friday.

- Australia's five-run triumph is their narrowest victory margin over Sri Lanka in ODIs, eclipsing the nine-run win at SCG on January 20, 1996.
 
- Australia's five-run win is their second narrowest by runs margin at WACA Ground, Perth - their narrowest victory being by 1 run against Zimbabwe on February 4, 2001. (Australia also lost by one run at this venue - to New Zealand on January 3, 1988.)
 
- Sri Lanka have lost all ten ODIs against Australia at WACA Ground, Perth between February 3, 1985 and February 10, 2012.
 
- Australia have won 51 and lost 24 out of 78 played against Sri Lanka (NR 3) - winning % 68.00.
 
- Michael Clarke enjoys a winning % of 75.67 - 28 wins and 9 losses out of 37 contested in ODIs.
 
- Australia's 231 is their lowest completed innings total against Sri Lanka at WACA Ground, Perth, obliterating the 236 on February 15, 2008.
 
- Australia's only total of 300-plus against Sri Lanka at WACA Ground is 305 for five on December 22, 2002.
 
- Michael Clarke's 57 off 88 balls is his 50th fifty in ODIs - his ninth against Sri Lanka.
 
- Clarke's batting record against Sri Lanka is quite impressive - 956 runs at an average of 63.73, including nine fifties.
 
- Clarke is averaging 50.10 as captain - 1453 runs in 37 matches, including three centuries and nine fifties.
 
- Clarke received his 12th Man of the Match award in ODIs - his first against Sri Lanka.
 
- Ricky Ponting, in his last four innings in ODIs, has recorded 10 & 11 (vs South Africa), 2 (vs.India) & 1 (vs.Sri Lanka).
 
- Ponting is averaging 18.60 in five ODIs against Sri Lanka at WACA Ground, Perth - his sequence of scores being 11, 39, 17, 25 & 1 - overall aggregate being 93 runs in five matches at a strike rate of 73.80.
 
- Ponting's average in ODIs at WACA Ground, Perth is just 29.46 - 442 runs in 15 matches, including a hundred and a fifty.
 
- Daniel Christian (33) has posted his highest score in ODIs, obliterating the 17 not out against India at MCG on February 5, 2012.
 
- Christian (2/47) has produced his best bowling performance in ODIs, eclipsing the 1 for 21 against India at MCG on February 5, 2012.
 
- Tillakaratne Dilshan (40) has averaged 21.96 against Australia (549 in 28 matches, including two fifties) as against his career average of 34.79.
 
- In their last nine innings in ODIs, an Australian opening pair has registered 10, 6, 26, 4, 21, 34, 38, 15 & 22.
 
- In their last eight innings at WACA Ground, Perth, an Australian opening pair has recorded 28, 16, 10, 20, 30, 21, 16 & 22. 
- David Warner (34) posted his highest score at WACA Ground, perth, obliterating the 22 against South Africa on January 30, 2009.
 
- Sachitra Senanayake (2/45) produced his best bowling performance in ODIs, obliterating the 1 for 50 against South Africa at Johannesburg on January 22, 2012.
 
- Clint McKay (25) registered his highest innings in ODIs, surpassing the 6 against Sri Lanka at SCG on November 5, 2010.
 
- Matthew Wade (5 dismissals) has produced his best performance as a wicketkeeper in ODIs.
 
- Wade has become the second wicketkeeper to effect five dismissals in an ODI at WACA Ground, Perth.  Brad Haddin was the first to accomplish the feat - against Pakistan on January 29, 2010.
 
- Wade is the second Australian wicketkeeper to effect five dismissals in an ODI against Sri Lanka - the first was Adam Gilchrist (6 catches) at Colombo RPS on February 27, 2004.
 
- Xavier Doherty (2/24) was the most economical
Australian bowler in Sri Lanka's innings.
 
- Matthews (64) has top-scored in the match.  His second fifty against Australia is his ninth in ODis - his highest against Australia is 77 not out at MCG on November 3, 2010.