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Table 6 Number of observations and of imputed union membership

From: Trade union membership and paid vacation in Germany

  1985 1986 1987 1988 1989 1999 2004 2009
Vacation days 3509 3275 3018 2945 3329 4169 6131 4926
Union membership
SI 1 no imputation 2469 2419 2522 no imputation 3470 4742 3934
SI 2 3275 2807 2945 4151 6096 4247
MI 3275 3018 2945 4169 6131 4926
  1. Note:
  2. Row 1 depicts the number of observations with information on vacation and all covariates. Rows 3 to 5 show the number of observations for which union membership status is imputed according to the different imputation strategies in those years for which the SOEP does not provide this information directly