When formatting values of metric in Strategy Web 9.4.1 and newer versions, there are many categories to be chosen in the Number tab, as shown:

To insert text in the formatting, select the Custom option, so add the desired text between quotation marks (“”), see some examples below:
Format | Cell data | Display |
"Sales="0.0 | 123.45 | Sales=123.5 |
"X="0.0;"x="-0.0 | -12.34 | x=-12.3 |
"Cust. No. " 0000 | 1234 | Cust. No. 1234 |
0 “Years” | 30 | 30 Years |
NOTE:
For a more comprehensive list and more detailed information consult the following product manuals:
As these references might change from version to version contact Strategy Technical Support in case of doubt. The referenced guides above were based on the Strategy Analytics Enterprise 9.4.1 version.