2011 - 11.8%

The 2011 11.8% is the baseline measurement.

2012 - 13%

The 2012 increase to 13% from 2011 represents a 1.2% increase YoY.

2013 - 10.5%

The 2013 decrease to 10.5% from 2012 represents a -2.5% decrease YoY.

2014 - 11.1%

The 2014 increase to 11.1% from 2013 represents a 0.6% increase YoY.

2015 - 10.3%

The 2015 decrease to 10.3% from 2014 represents a -0.8% decrease YoY.

2016 - 12.1%

The 2016 increase to 12.1% from 2015 represents a 1.8% increase YoY.

2017 - 10.7%

The 2017 decrease to 10.7% from 2016 represents a -1.4% decrease YoY.

2018 - 7.9%

The 2018 decrease to 7.9% from 2017 represents a -2.8% decrease YoY.

2019 - 12.4%

The 2019 increase to 12.4% from 2018 represents a 4.5% increase YoY.

2021 - 7.7%

The 2021 decrease to 7.7% from 2019 represents a -4.7% decrease YoY.

2022 - 7.7%

The 2022 decrease to 7.7% from 2021 represents a 0.0% decrease YoY.

2023 - 6.3%

The 2023 decrease to 6.3% from 2022 represents a -1.4% decrease YoY.