Year            Count     Valid     Min        Max        Mean       Stdev      Median
2007            124       24        14.475613  14.849903  14.69546   0.091246   14.711532 
2008            124       24        12.746161  13.088903  12.950422  0.082562   12.95329  
2009            124       24        12.777194  13.035032  12.933503  0.06216    12.932887 
2010            124       24        9.30442    9.798194   9.596579   0.119019   9.597903  
2011            124       24        10.347096  10.723968  10.567786  0.091884   10.584403 
2012            124       24        13.388064  13.677613  13.566034  0.071942   13.563968 
2013            124       24        13.646161  14.06442   13.893164  0.10112    13.899774 
2014            124       24        10.926613  11.35429   11.187089  0.104554   11.181468 
2015            124       24        11.667452  12.073258  11.91748   0.098442   11.915694 
2016            124       24        13.339161  13.738     13.580234  0.098133   13.574387 
2017            124       24        13.254258  13.595387  13.467702  0.08518    13.467726 
2018            124       24        9.046323   9.48142    9.301348   0.107485   9.323161  
2019            124       24        12.656516  12.945129  12.833504  0.071357   12.832403 
2020            124       24        13.260097  13.56529   13.448125  0.07664    13.452468 
2021            124       24        11.981258  12.297291  12.174335  0.077863   12.169984 
2022            124       24        12.799484  13.108516  12.98456   0.078358   12.986258 
2023            124       24        11.572032  12.034678  11.854086  0.119157   11.854806