elmo.2008 elmo.2012 
0.00112284 NaN 
0.0013793 NaN 
0.00169973 NaN 
0.0017477 NaN 
0.00166942 0.0011155 
0.00156285 0.00112589 
0.00142786 0.00118256 
0.00154081 0.00125442 
0.00152703 0.00137121 
0.00178675 0.00140338 
0.00149785 0.00143388 
0.00137658 0.00141816 
0.0014143 0.00129799 
0.00135507 0.00125833 
0.00121133 0.00134495 
0.00126393 0.00124542 
0.00118649 0.00117162 
0.00153493 0.00114331 
0.0018085 0.00119773 
0.00150181 0.00108715 
0.00132317 0.00107473 
0.00128805 0.00123113 
0.00135321 0.00146483 
0.00136718 0.00170968 
0.00138035 0.00172445 
0.00127903 0.00155625 
0.00139773 0.00143009 
0.00136242 0.00137107 
0.00135309 0.00125558 
0.00134238 0.00123963 
0.00114614 0.00139418 
0.00127004 0.00147016 
0.0012311 0.00139872 
0.00133268 0.00110916 
0.0014674 0.00122008 
0.00129175 0.00125358 
0.00104927 0.00107878 
0.00115176 0.00111791 
NaN 0.00108784 
NaN 0.00105905 
NaN 0.000982262 
NaN 0.00108969 
NaN 0.00121124 
NaN 0.00127769 
NaN 0.00129336 
NaN 0.00129049 
NaN 0.00107198 
NaN 0.00105089 
NaN 0.00107043 
NaN 0.00102406 
