Table 7. Homeownership Rates by Age of Householder: Fourth Quarter: 2004 and 2005 (in percent) 90-percent Fourth Fourth confidence 90-percent confidence Age of householder Quarter Quarter interval(&plusmn;)<sup>a</sup> interval (&plusmn;)<sup>a</sup> 2004 2005 of 2005 rate of difference United States..... 69.2 69.0 0.5 0.4 Under 25 years 25.9 24.8 1.5 1.4 25 to 29 years 40.1 41.6 1.5 1.4 30 to 34 years 58.0 57.1 1.4 1.3 35 to 39 years 67.0 67.4 1.3 1.2 40 to 44 years 72.7 71.8 1.2 1.1 45 to 49 years 76.0 75.1 1.1 1.2 50 to 54 years 78.9 78.5 1.1 1.2 55 to 59 years 81.2 80.0 0.8 0.9 60 to 64 years 82.0 81.6 0.9 1.0 65 to 69 years 82.9 82.8 1.4 1.2 70 to 74 years 83.3 82.7 1.5 1.3 75 years and over 78.0 78.5 1.1 1.0 Under 35 years 43.3 43.1 0.9 0.8 35 to 44 years 70.0 69.7 0.9 0.8 45 to 54 years 77.4 76.7 0.8 0.8 55 to 64 years 81.6 80.6 0.6 0.6 65 years and over 80.5 80.6 0.8 0.7 aA 90-percent confidence interval is a measure of an estimate's reliablilty. The larger the confidence interval is, in relation to the size of the estimate, the less reliable the estimate.