/* nest data 63 occasions 2 groups and 1 covariate - age */
Nest survival group=1;
/*GGOO, 1995-076*/      53   59   63   1    1    4;
/*OGDD, 1995-047*/      18   36   36   0    1   11;
/*WGDD, 1995-003*/      1   20   20   0    1   15;
/*OGDD, 1995-027*/      14   26   26   0    1   17;
/*OGDY, 1995-032*/      14   24   24   0    1   19;
/*OGYW, 1995-051*/      23   30   30   0    1   22;
/*WGYY, 1995-054*/      25   31   31   0    1   23;
/*WGOO, 1995-068*/      39   40   40   0    1   28;
/*WGOB, 1995-069*/      39   40   40   0    1   28;
/*YGDY, 1995-049*/       22   23   23   0    1   29;
Nest survival group=2;
/*WGYB, 1995-014*/      11   37   37   0    1    3;
/*GGDD, 1995-018*/      12   38   38   0    1    3;
/*OGOO, 1995-055*/      26   49   49   0    1    4;
/*YGDB, 1995-007*/       10   34   34   0    1    5;
/*WGYG, 1995-044*/      17   37   37   0    1    9;
/*OGDG, 1995-004*/      6   25   25   0    1   10;
/*WGYD, 1995-045*/      17   34   34   0    1   12;
/*WGOG, 1995-062*/      30   30   36   1    1   12;
/*WGDB, 1995-020*/      13   25   25   0    1   17;
/*YGBB, 1995-074*/      44   55   55   0    1   18;
/*WGGW, 1995-078*/      58   58   61   1    1   18;
/*YGDD, 1995-038*/       16   26   26   0    1   19;
/*YGWY, 1995-072*/      43   46   46   0    1   26;