How to calculate year 2022 volume as a percentage of year 2019 volume?

[newbie_sm]

How to calculate 2022, 2021 & 2020 volume as a percentage of 2019 volume?

Sum({<YEAR>}Volume)/Sum({<YEAR={'2019'}>}Volume) don't work

[justISO]

Hi, maybe:

sum(Volume) / Sum(total {<YEAR={'2019'}>}Volume)

[newbie_sm]

thanks! it works