Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            890       875       25.505096  26.150032  25.746441  0.142437   25.731806 
2008            890       875       24.206968  24.919418  24.572879  0.14389    24.583807 
2009            890       875       26.032806  26.700806  26.436268  0.151391   26.442064 
2010            890       875       24.432903  25.159775  24.69442   0.134257   24.683226 
2011            890       875       24.239033  25.040613  24.618076  0.178746   24.616323 
2012            890       875       25.010323  25.615612  25.302608  0.128434   25.289032 
2013            890       875       25.497904  26.29158   25.874882  0.170205   25.881258 
2014            890       875       24.830322  25.942451  25.263576  0.291247   25.22213  
2015            890       875       24.697033  25.377226  25.00745   0.157133   24.984936 
2016            890       875       25.747612  26.622355  26.143801  0.183907   26.117098 
2017            890       875       25.589096  26.318129  25.988839  0.162847   25.992775 
2018            890       875       26.425484  27.202709  26.809624  0.175885   26.795387 
2019            890       875       26.405968  27.05913   26.801232  0.132982   26.825001 
2020            890       875       25.039742  25.428581  25.233521  0.069892   25.228258 
2021            890       875       26.483484  26.866516  26.702051  0.110815   26.723516 
2022            890       875       23.881033  25.135742  24.41182   0.277417   24.384678 
2023            890       875       25.279259  26.137451  25.609188  0.192407   25.577419