In the meantime, we've had a look at some of the most interesting stats from the 2019/20, and - with data from the FA - put together League One's 'dirtiest teams' ranking, which is based on cautions and dismissals, which provide the points totals. Here's where Sunderland and their divisional rivals rank:
9. Lincoln City - 262 disciplinary points
Games: 35. Cautions: 60. Dismissals: 2. Photo: Ross Kinnaird
10. Peterborough United - 264 disciplinary points
Games: 35. Cautions: 53. Dismissals: 5. Photo: Nathan Stirk
11. Wycombe Wanderers - 266 disciplinary points
Games: 34. Cautions: 56. Dismissals: 4. Photo: Catherine Ivill
12. Southend United - 280 disciplinary points
Games: 35. Cautions: 59. Dismissals: 4. Photo: Jordan Mansfield