In 2009, LEGO released 4 Duplo Building Sets sets, all of these sets have been retired. For that year, the total price of all retail sets cost $150, today those sets are valued around $596, a growth of 297%.
Most valuable 2009 LEGO Duplo Building Sets set
7614 Elephant Bucket $245.93
Largest 2009 LEGO Duplo Building Sets set
5588 Duplo Giant Box 201 pieces
Most owned 2009 Duplo Building Sets set
5488 Duplo Farm Building Set
Theme / Subtheme Duplo / Building Sets
Year 2009
Pieces / Duplo figures 102 / 2
Availability Retired
5488 LEGO Duplo Farm Building Set
Retail $39.99
Value $175.64
Growth  +339.2%
Annual growth 9.6%
Theme / Subtheme Duplo / Building Sets
Year 2009
Pieces 76
Availability Retired
5538 LEGO Duplo Creative Bucket
Retail $29.99
Value $46.45
Growth  +54.9%
Annual growth 3.6%
Theme / Subtheme Duplo / Building Sets
Year 2009
Pieces 201
Availability Retired
5588 LEGO Duplo Giant Box
Retail $59.99
Value $127.86
Growth  +113.1%
Annual growth 5.5%
Theme / Subtheme Duplo / Building Sets
Year 2009
Pieces / Duplo figures 49 / 2
Availability Retired
7614 LEGO Duplo Elephant Bucket
Retail $19.99
Value $245.93
Growth  +1130.3%
Annual growth 8.7%