methods, notes and classification 
             
         
     
 
    
        
            
                
                
                
                
                    
                    
                        
                            0  Total1  Sometimes2  Usually3  Never4  No response0  Total1  Single person living with children2  Single person living with at least one child less than 3 years old3  Single person living with at least one child aged 3 years or over4  Single person living without children5  Person in a couple living with children6  Person in a couple living with at least one child less than 3 years old7  Person in a couple living with at least one child aged 3 years or over8  Person in a couple living without children9  Person in another type of household living with childrena  Person in another type of household living with at least one child less than 3 years oldb  Person in another type of household living with at least one child aged 3 years or overc  Person in another type of household living without childrend  No response0  Total1  Fairly difficult or very difficult2  Very difficult3  Fairly difficult4  Fairly easy or very easy5  Fairly easy6  Very easy7  Not applicable8  No response0  From 15 to 34 years1  From 15 to 74 years2  From 20 to 64 years3  From 35 to 49 years4  From 50 to 74 years0  Belgium1  Bulgaria2  Czechia3  Germany (until 1990 former territory of the FRG)4  Estonia5  Ireland6  Greece7  Spain8  France9  Croatiaa  Italyb  Cyprusc  Latviad  Lithuaniae  Luxembourgf  Hungaryg  Maltah  Netherlandsi  Austriaj  Polandk  Portugall  Romaniam  Slovenian  Slovakiao  Icelandp  Norwayq  Switzerlandr  United Kingdoms  Turkey