| WOU | 2011 | 20941.000 | 
  
   | Peers (mean) | 2011 | 20352.556 | 
  
   | Peers (standard deviation) | 2011 | 2688.866 | 
  
   | WOU | 2012 | 22031.000 | 
  
   | Peers (mean) | 2012 | 20843.000 | 
  
   | Peers (standard deviation) | 2012 | 3272.532 | 
  
   | WOU | 2013 | 22581.000 | 
  
   | Peers (mean) | 2013 | 21750.400 | 
  
   | Peers (standard deviation) | 2013 | 3288.256 | 
  
   | WOU | 2014 | 22752.000 | 
  
   | Peers (mean) | 2014 | 22417.800 | 
  
   | Peers (standard deviation) | 2014 | 3245.949 | 
  
   | WOU | 2015 | 23339.000 | 
  
   | Peers (mean) | 2015 | 23027.000 | 
  
   | Peers (standard deviation) | 2015 | 3228.193 | 
  
   | WOU | 2016 | 23415.000 | 
  
   | Peers (mean) | 2016 | 23533.700 | 
  
   | Peers (standard deviation) | 2016 | 3145.012 | 
  
   | WOU | 2017 | 23109.000 | 
  
   | Peers (mean) | 2017 | 24379.800 | 
  
   | Peers (standard deviation) | 2017 | 3344.957 | 
  
   | WOU | 2018 | 24315.000 | 
  
   | Peers (mean) | 2018 | 24870.600 | 
  
   | Peers (standard deviation) | 2018 | 3157.882 | 
  
   | WOU | 2019 | 23853.000 | 
  
   | Peers (mean) | 2019 | 25848.900 | 
  
   | Peers (standard deviation) | 2019 | 3523.882 | 
  
   | WOU | 2020 | 24270.000 | 
  
   | Peers (mean) | 2020 | 25851.667 | 
  
   | Peers (standard deviation) | 2020 | 3418.821 |