- 2024-25 – 2.0% – Budget Estimates.
- 2023-24 – 2.8% – Revised Estimates.
- 2023-24 – 2.9% – Budget Estimates.
- 2022-23 – 3.9%
- 2021-22 – 4.4%
- 2020-21 – 7.3%
- 2019-20 – 3.3%
- 2018-19 – 2.4%
- 2017-18 – 2.6%
- 2016-17 – 2.1%
- 2015-16 – 2.5%
- 2014-14 – 2.9%
- 2013-14 – 3.1%
- 2012-13 – 3.6%
- 2011-12 – 4.4%
- 2010-11 – 3.3%
- 2009-10 – 5.2%