Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            78        57        22.771065  23.107128  22.909972  0.075649   22.899742 
2008            78        57        22.99629   23.361677  23.178623  0.085557   23.176451 
2009            78        57        22.625904  23.009064  22.765482  0.090506   22.74671  
2010            78        57        24.530838  24.82942   24.646691  0.069438   24.632839 
2011            78        57        24.156162  24.423225  24.281141  0.061639   24.274967 
2012            78        57        25.564064  25.830645  25.679321  0.059567   25.671289 
2013            78        57        23.567709  23.902807  23.742358  0.080994   23.747097 
2014            78        57        23.210968  23.56558   23.344912  0.083842   23.334742 
2015            78        57        24.211678  24.453711  24.310959  0.056098   24.29887  
2016            78        57        24.468935  24.791742  24.603962  0.075689   24.58658  
2017            78        57        23.436646  23.710064  23.583939  0.067412   23.596096 
2018            78        57        24.134418  24.452839  24.256775  0.073952   24.244806 
2019            78        57        24.952484  25.222612  25.046751  0.063253   25.034065 
2020            78        57        24.774323  25.258354  24.937147  0.1186     24.916128 
2021            78        57        23.147903  23.676128  23.407038  0.125056   23.398129 
2022            78        57        23.330322  23.613548  23.457575  0.065046   23.448612 
2023            78        57        24.069033  24.322807  24.170097  0.058078   24.161226