For Cook COunty Illinois (average tract household size 1,495) entire fields are "(X)"
For example DP02_0003E Estimate HOUSEHOLDS BY TYPE Total households Married-couple household With children of the householder under 18 years
and DP02_0011E Estimate HOUSEHOLDS BY TYPE Total households Female householder, no spouse/partner present With children of the householder under 18 years
Hi Wesley. Take a look at table B11012 at https://data.census.gov/cedsci/table?q=B11012&tid=ACSDT5Y2020.B11012 and user note https://www.census.gov/programs-surveys/acs/technical-documentation/user-notes/2022-02.html for caution about the change.