of States (I) In general For each year (beginning with 2018), MACPAC shall select, subject to subclause (II), for purposes of the report required under clause (i) for such year not fewer than five States that, to the greatest extent possible, vary with respect to geography, demography, and the manner in which mental and behavioral health services are furnished under this title. (II) Ensuring eventual selection of all States A State that has been selected for a year may not be selected for a subsequent year unless all other States have been selected during the period beginning with such year and ending with such subsequent year. .