KPI selection

[BI_Dev]

I have data as below.

ID  Region
1    NA
2    NA
3    ASIA
4    NA

I have 2 KPI's - (Count if ID's by each Region)

NA - 3 and ASIA - 1

Now, If I select NA or 3, can it filter down to show only 3 NA ID's ? Can KPI be selectable in Qlik ?

Thank you much