Table 7. Homeownership Rates by Age of Householder: Second Quarter: 2005 and 2006 (in percent) 90-percent Second Second confidence 90-percent confidence Age of householder Quarter Quarter interval (&plusmn;)<sup>a</sup> interval (&plusmn;)<sup>a</sup> 2005 2006 of 2006 rate of difference United States..... 68.6 68.7 0.5 0.4 Under 25 years 25.9 24.5 1.5 1.4 25 to 29 years 39.9 41.4 1.5 1.4 30 to 34 years 56.8 55.6 1.4 1.3 35 to 39 years 65.8 66.3 1.3 1.2 40 to 44 years 71.3 71.3 1.2 1.1 45 to 49 years 74.9 75.0 1.1 1.2 50 to 54 years 77.9 77.8 1.1 1.2 55 to 59 years 81.0 81.1 0.8 0.8 60 to 64 years 81.8 80.9 0.9 1.0 65 to 69 years 81.8 82.2 1.4 1.3 70 to 74 years 83.2 81.9 1.6 1.4 75 years and over 78.2 79.2 1.1 1.0 Under 35 yea 42.8 42.4 0.9 0.8 35 to 44 yea 68.7 68.9 0.9 0.8 45 to 54 yea 76.3 76.3 0.8 0.8 55 to 64 yea 81.3 81.0 0.6 0.6 65 years and over 80.3 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.