2011 - 13.5%

The 2011 13.5% is the baseline measurement.

2012 - 13.5%

The 2012 decrease to 13.5% from 2011 represents a 0.0% decrease YoY.

2013 - 11.9%

The 2013 decrease to 11.9% from 2012 represents a -1.6% decrease YoY.

2014 - 12.7%

The 2014 increase to 12.7% from 2013 represents a 0.8% increase YoY.

2015 - 10.9%

The 2015 decrease to 10.9% from 2014 represents a -1.8% decrease YoY.

2016 - 11.8%

The 2016 increase to 11.8% from 2015 represents a 0.9% increase YoY.

2017 - 12.8%

The 2017 increase to 12.8% from 2016 represents a 1.0% increase YoY.

2018 - 9%

The 2018 decrease to 9% from 2017 represents a -3.8% decrease YoY.

2019 - 7.3%

The 2019 decrease to 7.3% from 2018 represents a -1.7% decrease YoY.

2021 - 9.9%

The 2021 increase to 9.9% from 2019 represents a 2.6% increase YoY.

2022 - 7.5%

The 2022 decrease to 7.5% from 2021 represents a -2.4% decrease YoY.

2023 - 9.4%

The 2023 increase to 9.4% from 2022 represents a 1.9% increase YoY.