Understanding Society User Support

Where can I find the amount of council tax paid by a household?
The variable look up suggests I need ficountax_dv and it is listed as present the hhresp file in waves 1 to 13 of Understanding Society:
https://www.understandingsociety.ac.uk/documentation/mainstage/variables/ficountax_dv/
Yet, when I browse the data in the hhresp file, it seems that this variable is not present.