A line chart from the Institute for Government of Band 3–5 prison officer sick days, 2009/10–2022/23, where the number of sick days per year decreased from 300,000 in 2009/10 to 196,500 in 2017/18. The number then increased to 365,500 in 2021/22, before decreasing to 318,100 in 2022/23.