Compute trend percents for the following accounts using $2020$ as the base year. For each of the three accounts, state whether the situation as revealed by the trend percents appears to be favourable or unfavourable.

$\backslash$table$[[,2024,2023,2022,2021,2020],[$Sales$,$$$516,070,$$$341,768,$$$268,053,$$$181,117,$$$130,300$