2011 - 6.4%

The 2011 6.4% is the baseline measurement.

2012 - 6.5%

The 2012 increase to 6.5% from 2011 represents a 0.1% increase YoY.

2013 - 6.8%

The 2013 increase to 6.8% from 2012 represents a 0.3% increase YoY.

2014 - 7.2%

The 2014 increase to 7.2% from 2013 represents a 0.4% increase YoY.

2015 - 6.6%

The 2015 decrease to 6.6% from 2014 represents a -0.6% decrease YoY.

2016 - 6.2%

The 2016 decrease to 6.2% from 2015 represents a -0.4% decrease YoY.

2017 - 5.7%

The 2017 decrease to 5.7% from 2016 represents a -0.5% decrease YoY.

2018 - 5.8%

The 2018 increase to 5.8% from 2017 represents a 0.1% increase YoY.

2019 - 6%

The 2019 increase to 6% from 2018 represents a 0.2% increase YoY.

2021 - 7.2%

The 2021 increase to 7.2% from 2019 represents a 1.2% increase YoY.

2022 - 6.7%

The 2022 decrease to 6.7% from 2021 represents a -0.5% decrease YoY.

2023 - 7%

The 2023 increase to 7% from 2022 represents a 0.3% increase YoY.