Percent of employed wage and salary workers 25 years and over who had 10 years or more of tenure with their current employer, by age, 2008 Age Percent 65 years and older 56.3 60 to 64 53.6 55 to 59 52.4 50 to 54 47.7 45 to 49 40.2 40 to 44 32.9 35 to 39 23.0 30 to 34 10.1 25 to 29 2.3