2011 - 7.9%

The 2011 7.9% is the baseline measurement.

2012 - 8.4%

The 2012 increase to 8.4% from 2011 represents a 0.5% increase YoY.

2013 - 8.3%

The 2013 decrease to 8.3% from 2012 represents a -0.1% decrease YoY.

2014 - 6.8%

The 2014 decrease to 6.8% from 2013 represents a -1.5% decrease YoY.

2015 - 6.7%

The 2015 decrease to 6.7% from 2014 represents a -0.1% decrease YoY.

2016 - 5.8%

The 2016 decrease to 5.8% from 2015 represents a -0.9% decrease YoY.

2017 - 4.8%

The 2017 decrease to 4.8% from 2016 represents a -1.0% decrease YoY.

2018 - 5.2%

The 2018 increase to 5.2% from 2017 represents a 0.4% increase YoY.

2019 - 5.3%

The 2019 increase to 5.3% from 2018 represents a 0.1% increase YoY.

2021 - 6.5%

The 2021 increase to 6.5% from 2019 represents a 1.2% increase YoY.

2022 - 6.5%

The 2022 decrease to 6.5% from 2021 represents a 0.0% decrease YoY.

2023 - 5.9%

The 2023 decrease to 5.9% from 2022 represents a -0.6% decrease YoY.