New and updated data have been released into the Data Center. The data are described in detail in the accompanying codebooks also found in the Data Center. The data include the following:

Variables released into the Individual data files:

1. Individual weights for 1993-2003 have been replaced with recalculated longitudinal weights. The prior weight values were archived and documented.

2. New Cross-sectional weights have been added for 1997-2003. Every individual, whether sample or non-sample, receives a non-zero weight value.

3. The K-6 depression scale for 2003 was recalculated.

4. The OFUM employment status for 2003 was corrected.

5. Head’s annual work and unemployment hours in 1975 were corrected.

6. The final result code for TA in 2005 was revised after TA family composition editing.