In 1994, LEGO released 3 Promotional sets in the subtheme Value Packs, all of these sets have been retired. For that year, the total price of all retail sets cost $26, today those sets are valued around $758, a growth of 2846%.
Most owned 1994 Promotional set
1723 Castle / Pirates Value Pack
3 sets

1722 Town / Space Value Pack

Theme / Subtheme Promotional / Value Packs
Year 1994
Pieces 106
Availability Retired
1722 LEGO Town / Space Value Pack
Retail $7.99
Value $231.25
Growth  +2794.2%
Annual growth 8.9%

1723 Castle / Pirates Value Pack

Theme / Subtheme Promotional / Value Packs
Year 1994
Pieces 72
Availability Retired
1723 LEGO Castle / Pirates Value Pack
Retail $7.99
Value $329.47
Growth  +4023.5%
Annual growth 10.3%

1900-2 Special Bonus Pack

Theme / Subtheme Promotional / Value Packs
Year 1994
Pieces 88
Availability Retired
1900-2 LEGO Special Bonus Pack
Retail $9.75
Value $197.26
Growth  +1923.2%
Annual growth 9.9%