| Responses | 
                                                
                                                    | 1 | <£520 | 40 |  
                                                    | 2 | £520<£1,600 | 49 |  
                                                    | 3 | £1,600<£2,600 | 81 |  
                                                    | 4 | £2,600<£3,600 | 158 |  
                                                    | 5 | £3,600<£5,200 | 699 |  
                                                    | 6 | £5,200<£7,800 | 1330 |  
                                                    | 7 | £7,800<£10,400 | 1252 |  
                                                    | 8 | £10,400<£13,000 | 1179 |  
                                                    | 9 | £13,000<£15,600 | 993 |  
                                                    | 10 | £15,600<£18,200 | 1099 |  
                                                    | 11 | £18,200<£20,800 | 918 |  
                                                    | 12 | £20,800<£23,400 | 957 |  
                                                    | 13 | £23,400<£26,000 | 842 |  
                                                    | 14 | £26,000<£28,600 | 706 |  
                                                    | 15 | £28,600<£31,200 | 715 |  
                                                    | 16 | £31,200<£33,800 | 603 |  
                                                    | 17 | £33,800<£36,400 | 604 |  
                                                    | 18 | £36,400<£41,600 | 763 |  
                                                    | 19 | £41,600<£46,800 | 581 |  
                                                    | 20 | £46,800<£52,000 | 563 |  
                                                    | 21 | £52,000<£60,000 | 551 |  
                                                    | 22 | £60,000<£70,000 | 402 |  
                                                    | 23 | £70,000<£80,000 | 267 |  
                                                    | 24 | £80,000<£90,000 | 151 |  
                                                    | 25 | £90,000<£100,000 | 158 |  
                                                    | 26 | £100,000<£110,000 | 103 |  
                                                    | 27 | £110,000<£120,000 | 85 |  
                                                    | 28 | £120,000<£130,000 | 39 |  
                                                    | 29 | £130,000<£140,000 | 25 |  
                                                    | 30 | £140,000<£150,000 | 37 |  
                                                    | 31 | £150,000 + | 142 |  
                                                    | 96 | Don't know' | 1494 |  
                                                    | 97 | Refused | 1353 |  
                                                    | -9 | No answer/refused | 0 |  
                                                    | -8 | Don't know | 0 |  
                                                    | -7 | Refused/not obtained | 0 |  
                                                    | -6 | Schedule not obtained | 0 |  
                                                    | -2 | Schedule not applicable | 0 |  
                                                    | -1 | Item not applicable | 701 |  |