Column {data-width=650}

 [1] "Country name"                     "year"                            
 [3] "Life Ladder"                      "Log GDP per capita"              
 [5] "Social support"                   "Healthy life expectancy at birth"
 [7] "Freedom to make life choices"     "Generosity"                      
 [9] "Perceptions of corruption"        "Positive affect"                 
[11] "Negative affect"                 

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