Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            1080      952       24.560839  25.491226  25.025826  0.22114    24.97929  
2008            1080      952       23.596838  24.423033  23.93983   0.196382   23.922258 
2009            1080      952       24.015871  25.570807  24.830909  0.362798   24.833452 
2010            1080      952       23.31287   24.721935  23.8709    0.314349   23.83371  
2011            1080      952       22.986774  24.193129  23.641034  0.29549    23.663436 
2012            1080      952       23.977613  25.087807  24.407088  0.241795   24.377774 
2013            1080      952       24.960773  25.927097  25.362333  0.219018   25.343339 
2014            1080      952       24.567484  25.530581  24.953606  0.247966   24.922823 
2015            1080      952       23.79213   24.628098  24.163668  0.163355   24.138419 
2016            1080      952       24.44842   25.709259  24.861643  0.269388   24.8205   
2017            1080      952       24.558838  25.657904  25.005163  0.287435   24.927096 
2018            1080      952       26.008387  26.853323  26.311036  0.217109   26.229887 
2019            1080      952       25.533226  26.504065  25.970268  0.213885   25.949629 
2020            1080      952       24.485645  24.993484  24.654138  0.125034   24.60979  
2021            1080      952       24.896936  25.844387  25.413414  0.228792   25.41179  
2022            1080      952       22.704515  24.159355  23.448111  0.34646    23.475775 
2023            1080      952       23.957678  24.997969  24.439355  0.259443   24.455322