2011 - 9.3%

The 2011 9.3% is the baseline measurement.

2012 - 9.4%

The 2012 increase to 9.4% from 2011 represents a 0.1% increase YoY.

2013 - 6.8%

The 2013 decrease to 6.8% from 2012 represents a -2.6% decrease YoY.

2014 - 8.5%

The 2014 increase to 8.5% from 2013 represents a 1.7% increase YoY.

2015 - 7.4%

The 2015 decrease to 7.4% from 2014 represents a -1.1% decrease YoY.

2016 - 9.4%

The 2016 increase to 9.4% from 2015 represents a 2.0% increase YoY.

2017 - 7.5%

The 2017 decrease to 7.5% from 2016 represents a -1.9% decrease YoY.

2018 - 7.1%

The 2018 decrease to 7.1% from 2017 represents a -0.4% decrease YoY.

2019 - 7.3%

The 2019 increase to 7.3% from 2018 represents a 0.2% increase YoY.

2021 - 7%

The 2021 decrease to 7% from 2019 represents a -0.3% decrease YoY.

2022 - 6.5%

The 2022 decrease to 6.5% from 2021 represents a -0.5% decrease YoY.

2023 - 8.7%

The 2023 increase to 8.7% from 2022 represents a 2.2% increase YoY.