elmo.2005 elmo.2008 elmo.2012 
NaN 0.526535 0.506798 
NaN 0.52276 0.511668 
NaN 0.505768 0.518291 
0.405024 0.473736 0.504435 
0.397785 0.426394 0.448024 
0.402663 0.411659 0.412898 
0.380097 0.432865 0.396734 
0.337289 0.486411 0.431556 
0.34222 0.512624 0.444755 
0.351474 0.567482 0.452645 
0.330944 0.585886 0.477362 
0.352928 0.576756 0.453294 
0.332627 0.552561 0.466972 
0.350682 0.5654 0.474869 
0.3421 0.584655 0.471025 
0.334694 0.556902 0.47376 
0.344004 0.577518 0.477442 
0.378862 0.558206 0.473917 
0.410156 0.53131 0.483903 
0.449605 0.556112 0.506924 
0.492774 0.579984 0.527403 
0.477621 0.58368 0.510203 
0.449044 0.57588 0.493531 
0.498855 0.598074 0.497979 
0.516343 0.593846 0.469198 
0.479479 0.539627 0.482807 
0.465401 0.496726 0.426649 
0.421817 0.454701 0.455146 
0.386042 0.4207 0.418616 
NaN 0.401055 0.367134 
NaN 0.404446 0.323385 
NaN 0.434054 0.289194 
NaN NaN 0.281468 
NaN NaN 0.288487 
NaN NaN 0.296926