The cost increased by more that $63, thanks to more high denominated and
definitive issues. The cost to buy all new US mint stamps and stationery is
$140.

Source: newest Linn's Stamps News online, p. 22 & 24

What Linn's failed to note is that the -=number=- of 'collectors'
buying all the issues is declining - for just this reason!

USPS Collector Instructions.

Stand with toes together on the line.
Point shotgun at "X" on the line.
Pull trigger.