2011 - 5.5%

The 2011 5.5% is the baseline measurement.

2012 - 4%

The 2012 decrease to 4% from 2011 represents a -1.5% decrease YoY.

2013 - 8.5%

The 2013 increase to 8.5% from 2012 represents a 4.5% increase YoY.

2014 - 6.3%

The 2014 decrease to 6.3% from 2013 represents a -2.2% decrease YoY.

2015 - 4.8%

The 2015 decrease to 4.8% from 2014 represents a -1.5% decrease YoY.

2016 - 4.8%

The 2016 decrease to 4.8% from 2015 represents a 0.0% decrease YoY.

2017 - 6.5%

The 2017 increase to 6.5% from 2016 represents a 1.7% increase YoY.

2018 - 3.9%

The 2018 decrease to 3.9% from 2017 represents a -2.6% decrease YoY.

2019 - 3.2%

The 2019 decrease to 3.2% from 2018 represents a -0.7% decrease YoY.

2021 - 6.4%

The 2021 increase to 6.4% from 2019 represents a 3.2% increase YoY.

2022 - 9.2%

The 2022 increase to 9.2% from 2021 represents a 2.8% increase YoY.

2023 - 5.7%

The 2023 decrease to 5.7% from 2022 represents a -3.5% decrease YoY.