| Value | Category | 
                                    
                    
                        | 01/1991 |  | 
                                    
                    
                        | 01/1994 |  | 
                                    
                    
                        | 01/1996 |  | 
                                    
                    
                        | 01/1997 |  | 
                                    
                    
                        | 01/1998 |  | 
                                    
                    
                        | 01/1999 |  | 
                                    
                    
                        | 01/2000 |  | 
                                    
                    
                        | 01/2001 |  | 
                                    
                    
                        | 01/2002 |  | 
                                    
                    
                        | 02/1990 |  | 
                                    
                    
                        | 02/1992 |  | 
                                    
                    
                        | 02/1993 |  | 
                                    
                    
                        | 02/1994 |  | 
                                    
                    
                        | 02/1995 |  | 
                                    
                    
                        | 02/1997 |  | 
                                    
                    
                        | 02/1998 |  | 
                                    
                    
                        | 02/1999 |  | 
                                    
                    
                        | 02/2000 |  | 
                                    
                    
                        | 02/2001 |  | 
                                    
                    
                        | 02/2002 |  | 
                                    
                    
                        | 03/1990 |  | 
                                    
                    
                        | 03/1991 |  | 
                                    
                    
                        | 03/1993 |  | 
                                    
                    
                        | 03/1995 |  | 
                                    
                    
                        | 03/1996 |  | 
                                    
                    
                        | 03/1997 |  | 
                                    
                    
                        | 03/1998 |  | 
                                    
                    
                        | 03/1999 |  | 
                                    
                    
                        | 03/2000 |  | 
                                    
                    
                        | 03/2001 |  | 
                                    
                    
                        | 03/2002 |  | 
                                    
                    
                        | 03/2003 |  | 
                                    
                    
                        | 04/1990 |  | 
                                    
                    
                        | 04/1991 |  | 
                                    
                    
                        | 04/1993 |  | 
                                    
                    
                        | 04/1994 |  | 
                                    
                    
                        | 04/1996 |  | 
                                    
                    
                        | 04/1997 |  | 
                                    
                    
                        | 04/1998 |  | 
                                    
                    
                        | 04/1999 |  | 
                                    
                    
                        | 04/2000 |  | 
                                    
                    
                        | 04/2001 |  | 
                                    
                    
                        | 04/2002 |  | 
                                    
                    
                        | 05/1991 |  | 
                                    
                    
                        | 05/1992 |  | 
                                    
                    
                        | 05/1993 |  | 
                                    
                    
                        | 05/1994 |  | 
                                    
                    
                        | 05/1995 |  | 
                                    
                    
                        | 05/1996 |  | 
                                    
                    
                        | 05/1997 |  | 
                                    
                    
                        | 05/1998 |  | 
                                    
                    
                        | 05/1999 |  | 
                                    
                    
                        | 05/2000 |  | 
                                    
                    
                        | 05/2001 |  | 
                                    
                    
                        | 05/2002 |  | 
                                    
                    
                        | 06/1990 |  | 
                                    
                    
                        | 06/1991 |  | 
                                    
                    
                        | 06/1992 |  | 
                                    
                    
                        | 06/1993 |  | 
                                    
                    
                        | 06/1994 |  | 
                                    
                    
                        | 06/1997 |  | 
                                    
                    
                        | 06/1998 |  | 
                                    
                    
                        | 06/1999 |  | 
                                    
                    
                        | 06/2000 |  | 
                                    
                    
                        | 06/2001 |  | 
                                    
                    
                        | 07/1990 |  | 
                                    
                    
                        | 07/1992 |  | 
                                    
                    
                        | 07/1993 |  | 
                                    
                    
                        | 07/1994 |  | 
                                    
                    
                        | 07/1995 |  | 
                                    
                    
                        | 07/1996 |  | 
                                    
                    
                        | 07/1997 |  | 
                                    
                    
                        | 07/1998 |  | 
                                    
                    
                        | 07/1999 |  | 
                                    
                    
                        | 07/2000 |  | 
                                    
                    
                        | 07/2002 |  | 
                                    
                    
                        | 08/1990 |  | 
                                    
                    
                        | 08/1991 |  | 
                                    
                    
                        | 08/1992 |  | 
                                    
                    
                        | 08/1993 |  | 
                                    
                    
                        | 08/1994 |  | 
                                    
                    
                        | 08/1995 |  | 
                                    
                    
                        | 08/1996 |  | 
                                    
                    
                        | 08/1997 |  | 
                                    
                    
                        | 08/1999 |  | 
                                    
                    
                        | 08/2000 |  | 
                                    
                    
                        | 08/2001 |  | 
                                    
                    
                        | 08/2002 |  | 
                                    
                    
                        | 09/1991 |  | 
                                    
                    
                        | 09/1992 |  | 
                                    
                    
                        | 09/1993 |  | 
                                    
                    
                        | 09/1994 |  | 
                                    
                    
                        | 09/1995 |  | 
                                    
                    
                        | 09/1997 |  | 
                                    
                    
                        | 09/1999 |  | 
                                    
                    
                        | 09/2000 |  | 
                                    
                    
                        | 09/2001 |  | 
                                    
                    
                        | 09/2002 |  | 
                                    
                    
                        | 10/1990 |  | 
                                    
                    
                        | 10/1991 |  | 
                                    
                    
                        | 10/1992 |  | 
                                    
                    
                        | 10/1993 |  | 
                                    
                    
                        | 10/1994 |  | 
                                    
                    
                        | 10/1995 |  | 
                                    
                    
                        | 10/1996 |  | 
                                    
                    
                        | 10/1997 |  | 
                                    
                    
                        | 10/1998 |  | 
                                    
                    
                        | 10/1999 |  | 
                                    
                    
                        | 10/2000 |  | 
                                    
                    
                        | 10/2001 |  | 
                                    
                    
                        | 10/2002 |  | 
                                    
                    
                        | 11/1991 |  | 
                                    
                    
                        | 11/1992 |  | 
                                    
                    
                        | 11/1994 |  | 
                                    
                    
                        | 11/1995 |  | 
                                    
                    
                        | 11/1997 |  | 
                                    
                    
                        | 11/1998 |  | 
                                    
                    
                        | 11/1999 |  | 
                                    
                    
                        | 11/2000 |  | 
                                    
                    
                        | 11/2001 |  | 
                                    
                    
                        | 12/1992 |  | 
                                    
                    
                        | 12/1993 |  | 
                                    
                    
                        | 12/1995 |  | 
                                    
                    
                        | 12/1996 |  | 
                                    
                    
                        | 12/1997 |  | 
                                    
                    
                        | 12/1998 |  | 
                                    
                    
                        | 12/1999 |  | 
                                    
                    
                        | 12/2000 |  | 
                                    
                    
                        | 12/2001 |  | 
                                    
                    
                        | 12/2002 |  | 
                            
            Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.