elmo.2008 elmo.2012 
0.454435 NaN 
0.653089 0.531028 
0.644296 0.581695 
0.395743 0.522706 
0.442957 0.546746 
0.813517 0.640658 
0.928069 0.408737 
0.663759 0.62781 
0.701823 0.467604 
0.774162 0.443994 
0.818883 0.612111 
0.840509 0.595616 
0.581817 0.615663 
0.6012 0.553217 
0.487943 0.610327 
0.462553 0.631197 
0.340427 0.523114 
0.483154 0.406391 
0.684913 0.433336 
0.551472 0.526559 
0.52369 0.64441 
0.606179 0.775373 
0.590524 0.984501 
0.556125 0.667345 
0.580399 0.516891 
0.73526 0.950388 
0.445275 0.281128 
0.517552 0.144248 
0.354844 NaN 
0.415078 NaN 
0.287769 NaN 
