Comment on the coding scheme for the following question:

‘In which of these groups did your total family income, from all sources, fall last financial year before taxes? Just tell me the code number.’ (Refer to the table.)

Response Code Under $9999 01

$10000 to $14999 02

$15000 to $24999 03

$25000 to $39999 04

$40000 to $54999 05 Response Code

$55000 to $69999 06

$70000 to $89999 07

$90000 to $99999 08

$100000 to $124999 09

$125000 or over 10 Refused to answer 11 Don’t know 98 No answer 99