(2) The VAR measures must be based on an historical observation period (or effective observation period for an organization using a weighting scheme or other similar method) of at least one year.
(The VAR measures; must be based; on an historical observation period (or effective observation period for an organization) (an organization; using; a weighting scheme or other similar method) of at least one year)
The VAR measures an organization
must be based using
on an historical observation period (or effective observation period for an organization
a weighting scheme or other similar method) of at least one year