Help to display expression part of a table in bold

[guruprem]

Hi.

Inspired by "Retail Store Performance.qvw" I tried to copy following table . Could  some one please explain me the magic behind display of expression in bold , When I added a new expression it is appearing without bold. I checked in "font" but can't identify the difference in font settings.

Original:

My Table:

[maxgro · Accepted solution]

text format of the expression

'<B>'