The advance seasonally adjusted insured unemployment rate was 1.3 percent for the week ending December 30, a decrease of 0.1 percentage point from the previous week's unrevised rate. The advance number for seasonally adjusted insured unemployment during the week ending December 30 was 1,867,000, a decrease of 35,000 from the previous week's revised level. This is the lowest level for insured unemployment since December 29, 1973 when it was 1,805,000. The 4-week moving average was 1,913,250, a decrease of 5,500 from the previous week's revised average.