Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            207       197       24.066582  24.230465  24.179007  0.040233   24.183609 
2008            207       197       23.683842  23.868549  23.790936  0.048256   23.792826 
2009            207       197       23.878935  24.061247  24.007103  0.043127   24.015791 
2010            207       197       23.482937  23.610117  23.576119  0.032289   23.586006 
2011            207       197       23.679014  23.9953    23.866181  0.080788   23.87908  
2012            207       197       23.794212  24.152578  24.00066   0.092684   24.013039 
2013            207       197       23.080217  23.392702  23.257753  0.078973   23.268488 
2014            207       197       22.382526  22.743391  22.589075  0.090155   22.598675 
2015            207       197       23.533548  23.799892  23.685823  0.06397    23.693977 
2016            207       197       23.729532  24.056484  23.891612  0.081417   23.897356 
2017            207       197       23.887526  24.249697  24.094258  0.089174   24.10535  
2018            207       197       23.210649  23.574123  23.416487  0.091553   23.434221 
2019            207       197       23.09255   23.463762  23.307039  0.092345   23.314775 
2020            207       197       24.234056  24.353111  24.323507  0.023532   24.330549 
2021            207       197       24.360893  24.577305  24.504437  0.049142   24.516521 
2022            207       197       23.323673  23.604107  23.485091  0.068564   23.488039 
2023            207       197       24.309271  24.444273  24.399172  0.029927   24.402483