rownames,1940,1945,1950,1955,1960
Food and Tobacco,22.2,44.5,59.6,73.2,86.8
Household Operation,10.5,15.5,29,36.5,46.2
Medical and Health,3.53,5.76,9.71,14,21.1
Personal Care,1.04,1.98,2.45,3.4,5.4
Private Education,0.341,0.974,1.8,2.6,3.64