elmo.2008 elmo.2012 
0.00131285 NaN 
0.00151201 0.00143978 
0.00151134 0.00113572 
0.00131404 0.0011323 
0.00163058 0.00137172 
0.00142876 0.00130026 
0.00139819 0.00127066 
0.00126407 0.00112525 
0.00129729 0.00102402 
0.00125131 0.00115925 
0.00119024 0.00126511 
0.00130931 0.00111322 
0.00102436 0.000888183 
0.00131833 0.00120094 
0.00132544 0.00114171 
0.00125927 0.00117297 
0.00103647 0.00122901 
0.00100487 0.00123345 
0.0011823 0.00127665 
0.00129279 0.00134726 
0.00147342 0.00129396 
0.00153939 0.0010861 
0.00132099 0.000835776 
0.00132318 0.00100002 
0.0012675 0.00105722 
0.0014754 0.00068892 
0.00123593 0.00115613 
0.00136218 0.00105731 
0.00129153 NaN 
0.00106914 NaN 
0.000895518 NaN 
