In 1969, LEGO released 2 Universal Building Set Basic Set sets, all of these sets have been retired. For that year, the total price of all retail sets cost $67, today those sets are valued around $3,917, a growth of 5751%.
Most valuable 1969 Universal Building Set Basic Set set
088 4.5V Super Set $3,196.49
Highest growth 1969 Universal Building Set Basic Set set
140-2 Bricks 'n Motor Set +10266.76%
2 sets

088 4.5V Super Set

Theme / Subtheme Universal Building Set / Basic Set
Year 1969
Pieces 615
Availability Retired
088 LEGO 4.5V Super Set
Retail $59.99
Value $3,196.49
Growth  +5228.4%
Annual growth 6.1%

140-2 Bricks 'n Motor Set

Theme / Subtheme Universal Building Set / Basic Set
Year 1969
Pieces 96
Availability Retired
140-2 LEGO Bricks 'n Motor Set
Retail $6.95
Value $720.49
Growth  +10266.8%
Annual growth 8.6%