Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            74        54        14.180214  14.527     14.336591  0.083632   14.337286 
2008            74        54        15.390483  15.691689  15.529609  0.073424   15.529017 
2009            74        54        11.953893  12.311893  12.117042  0.087091   12.120071 
2010            74        54        12.10125   12.504679  12.290329  0.09898    12.29009  
2011            74        54        12.717     13.041857  12.872177  0.080644   12.875286 
2012            74        54        14.414035  14.720862  14.550451  0.073418   14.55031  
2013            74        54        13.644893  14.04375   13.835466  0.099399   13.83825  
2014            74        54        13.04675   13.63      13.310183  0.141838   13.315304 
2015            74        54        12.60725   13.036535  12.813568  0.107915   12.812803 
2016            74        54        12.617379  13.012137  12.801169  0.096984   12.803258 
2017            74        54        13.858036  14.208     14.020085  0.087258   14.022732 
2018            74        54        14.655536  15.056607  14.824382  0.098322   14.823982 
2019            74        54        13.780643  14.005285  13.892227  0.057438   13.893554 
2020            74        54        13.425276  13.762103  13.585782  0.083705   13.586552 
2021            74        54        10.399077  10.700846  10.530249  0.075828   10.530135 
2022            74        54        11.6235    12.093678  11.833396  0.11295    11.832125 
2023            74        54        14.611428  14.873322  14.729831  0.065733   14.730965