Manchester United v Chelsea in numbers
Premier League leaders Chelsea travel to Old Trafford on Sunday to take on Manchester United and their two-time former manager Jose Mourinho.
Here, Press Association Sport picks out the key numbers behind the story.
50 - this will be the 50th time the sides have met in the Premier League, Chelsea winning 17 and United 13 with 19 draws.
12 - number of matches since United have won the fixture, in all competitions, dating back to October 2012.
56.25 - percentage of matches United have drawn at home in the Premier League (nine from 16).
68.75 - percentage of away matches Chelsea have won in the Premier League (11 from 16).
19 - difference between Chelsea's goals scored this term (65) and United's (46).
17 - the tally of the top scorers from each team, Zlatan Ibrahimovic and Diego Costa.
13 - clean sheets by Chelsea, just one more than the Red Devils.
18 - Chelsea's points cushion over United in the current table.
16 - United's points cushion over Chelsea at the end of last season.