2011 - 6.8%

The 2011 6.8% is the baseline measurement.

2012 - 6.4%

The 2012 decrease to 6.4% from 2011 represents a -0.4% decrease YoY.

2013 - 7%

The 2013 increase to 7% from 2012 represents a 0.6% increase YoY.

2014 - 7.4%

The 2014 increase to 7.4% from 2013 represents a 0.4% increase YoY.

2015 - 6.8%

The 2015 decrease to 6.8% from 2014 represents a -0.6% decrease YoY.

2016 - 8.1%

The 2016 increase to 8.1% from 2015 represents a 1.3% increase YoY.

2017 - 6.1%

The 2017 decrease to 6.1% from 2016 represents a -2.0% decrease YoY.

2018 - 6.4%

The 2018 increase to 6.4% from 2017 represents a 0.3% increase YoY.

2019 - 6.3%

The 2019 decrease to 6.3% from 2018 represents a -0.1% decrease YoY.

2021 - 6.4%

The 2021 increase to 6.4% from 2019 represents a 0.1% increase YoY.

2022 - 6.9%

The 2022 increase to 6.9% from 2021 represents a 0.5% increase YoY.

2023 - 6.7%

The 2023 decrease to 6.7% from 2022 represents a -0.2% decrease YoY.