In 2009, LEGO released 4 Duplo Value Packs sets, all of these sets have been retired. For that year, the total price of all retail sets cost $275, today those sets are valued around $979, a growth of 256%.
Most owned 2009 Duplo Value Packs set
66321 Big City Zoo Pack
4 sets

66283 Duplo Value Pack

Theme / Subtheme Duplo / Value Packs
Year 2009
Availability Retired
66283 LEGO Duplo Value Pack
Retail $54.99
Value $113.46
Growth  +106.3%
Annual growth 4.6%

66320 Duplo Feeding Zoo Pack

Theme / Subtheme Duplo / Value Packs
Year 2009
Pieces 95
Availability Retired
66320 LEGO Duplo Feeding Zoo Pack
Retail $89.99
Value $515.88
Growth  +473.3%
Annual growth 11.5%

66321 Big City Zoo Pack

Theme / Subtheme Duplo / Value Packs
Year 2009
Pieces 125
Availability Retired
66321 LEGO Duplo Big City Zoo Pack
Retail $109.99
Value $304.45
Growth  +176.8%
Annual growth 6.6%

4540313 Duplo Creative Bucket

Theme / Subtheme Duplo / Value Packs
Year 2009
Pieces 76
Availability Retired
4540313 LEGO Duplo Creative Bucket
Retail $19.99
Value $45.57
Growth  +128.0%
Annual growth 5.3%