From Bloomberg: “The share of those over the age of 65 in the labor force was 19.4 percent on an unadjusted basis in June, up from 15 percent in June 2006, according to the Bureau of Labor Statistics.”
and
“More elderly are refusing to slow down. A Pew Center analysis of Labor Department data showed that the proportion of 65 or older workers that are part-timers fell to 36.1 percent in May from 46.1 percent in May 2000.”
Golden Years Redefined as Older Americans Buck Trend And Work