Looks like we cannot use dynamic field name i fit's measure.
So I created one more worksheet to shoe the text.
"Oil Rigs in" + if window_sum(countd([Country Name]))=1 then attr([Country Name]) else "" end
It's on Dashboard 2.
And you can modify the text size or format.
Oil_and_Gas_SM_10.0.twbx 126.5 KB
that did it. Thank you so much for assisting.
You are very welcome.