Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            112       58        24.420452  24.667162  24.533087  0.05425    24.534339 
2008            112       58        21.782806  22.211193  21.980945  0.108562   21.979419 
2009            112       58        22.935259  23.47258   23.182779  0.137539   23.179774 
2010            112       58        22.96871   23.273096  23.1171    0.086974   23.120129 
2011            112       58        22.199936  22.652935  22.399706  0.122552   22.400516 
2012            112       58        23.403419  23.772419  23.57289   0.093844   23.572032 
2013            112       58        22.18      22.535677  22.334902  0.092612   22.334081 
2014            112       58        22.745129  23.161161  22.947089  0.119633   22.94921  
2015            112       58        22.186516  22.608517  22.380856  0.117702   22.383774 
2016            112       58        22.955904  23.190258  23.06275   0.069729   23.064129 
2017            112       58        23.366194  23.708515  23.522351  0.087616   23.521709 
2018            112       58        24.869419  25.138742  24.974808  0.07163    24.969872 
2019            112       58        24.223289  24.446096  24.326646  0.062193   24.328322 
2020            112       58        22.657936  23.09      22.837497  0.113652   22.838726 
2021            112       58        23.667484  23.894773  23.767845  0.071213   23.759693 
2022            112       58        20.411419  21.035484  20.687591  0.173627   20.68692  
2023            112       58        21.392742  21.901773  21.589063  0.13995    21.576758