Percentage of patients waiting less and more than 18 weeks for treatment since referral. Averaged across hospital trusts and months by financial year
| Financial year | Percentage of patients waiting | |||
| <18 weeks | >18 weeks | |||
| Median (IQR) | Min | Max | Median (IQR) | |
| 2015/16 | 92 (91–94) | 73 | 99 | 8 (6–9) |
| 2016/17 | 92 (90–93) | 72 | 100 | 8 (7–10) |
| 2017/18 | 91 (87–93) | 66 | 99 | 9 (7–13) |
| 2018/19 | 89 (84–92) | 68 | 99 | 11 (8–16) |
| 2019/20 | 85 (81–91) | 58 | 99 | 15 (9–19) |
| 2020/21 | 64 (56–71) | 28 | 99 | 36 (29–44) |
| 2021/22 | 70 (63–76) | 41 | 100 | 30 (24–37) |
| All | 87 (77–92) | 28 | 100 | 13 (8–23) |