2011 - 7.4%

The 2011 7.4% is the baseline measurement.

2012 - 6.1%

The 2012 decrease to 6.1% from 2011 represents a -1.3% decrease YoY.

2013 - 8.5%

The 2013 increase to 8.5% from 2012 represents a 2.4% increase YoY.

2014 - 6.3%

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

2015 - 9.1%

The 2015 increase to 9.1% from 2014 represents a 2.8% increase YoY.

2016 - 5.6%

The 2016 decrease to 5.6% from 2015 represents a -3.5% decrease YoY.

2017 - 6.6%

The 2017 increase to 6.6% from 2016 represents a 1.0% increase YoY.

2018 - 5.4%

The 2018 decrease to 5.4% from 2017 represents a -1.2% decrease YoY.

2019 - 4.5%

The 2019 decrease to 4.5% from 2018 represents a -0.9% decrease YoY.

2021 - 8.4%

The 2021 increase to 8.4% from 2019 represents a 3.9% increase YoY.

2022 - 11.1%

The 2022 increase to 11.1% from 2021 represents a 2.7% increase YoY.

2023 - 6.2%

The 2023 decrease to 6.2% from 2022 represents a -4.9% decrease YoY.