Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            112       58        28.873871  28.998741  28.939794  0.037251   28.944516 
2008            112       58        27.325129  27.486322  27.417583  0.040757   27.416871 
2009            112       58        27.144484  27.374001  27.239347  0.052322   27.238919 
2010            112       58        28.476     28.721743  28.616658  0.066197   28.624064 
2011            112       58        28.158354  28.335548  28.252526  0.051093   28.252032 
2012            112       58        27.354     27.478001  27.409273  0.03557    27.403161 
2013            112       58        27.087967  27.183453  27.130811  0.02823    27.128225 
2014            112       58        28.146967  28.268742  28.216572  0.032484   28.219306 
2015            112       58        28.403807  28.523581  28.465229  0.038406   28.465096 
2016            112       58        28.361195  28.572098  28.475389  0.053277   28.476436 
2017            112       58        27.834806  27.969969  27.901816  0.039419   27.90287  
2018            112       58        26.881128  27.042807  26.971349  0.04544    26.974032 
2019            112       58        28.455032  28.578646  28.52381   0.030223   28.524532 
2020            112       58        27.960773  28.134871  28.04348   0.050796   28.044645 
2021            112       58        28.224483  28.405935  28.316359  0.05673    28.311339 
2022            112       58        27.32329   27.48929   27.405247  0.049536   27.399758 
2023            112       58        28.664774  28.793291  28.725386  0.0391     28.723129