In 2009, LEGO released 4 Duplo Bob the Builder sets, all of these sets have been retired. For that year, the total price of all retail sets cost $105, today those sets are valued around $310, a growth of 195%.
Most valuable 2009 LEGO Duplo Bob the Builder set
3597 Lofty and Dizzy Hard At Work $162.30
Most owned 2009 Duplo Bob the Builder set
3595 Scoop at Bobland Bay
4 sets

3594 Bob's Workshop

Theme / Subtheme Duplo / Bob the Builder
Year 2009
Pieces / Duplo figures 14 / 2
Availability Retired
3594 LEGO Duplo Bob the Builder Bob's Workshop
Retail $14.99
Value $46.87
Growth  +212.7%
Annual growth 5.3%

3595 Scoop at Bobland Bay

Theme / Subtheme Duplo / Bob the Builder
Year 2009
Pieces / Duplo figures 28 / 1
Availability Retired
3595 LEGO Duplo Bob the Builder Scoop at Bobland Bay
Retail $19.99
Value $53.58
Growth  +168.0%
Annual growth 5.7%

3596 Muck Can Do It

Theme / Subtheme Duplo / Bob the Builder
Year 2009
Pieces / Duplo figures 39 / 1
Availability Retired
3596 LEGO Duplo Bob the Builder Muck Can Do It
Retail $29.99
Value $47.25
Growth  +57.6%
Annual growth 3.0%

3597 Lofty and Dizzy Hard At Work

Theme / Subtheme Duplo / Bob the Builder
Year 2009
Pieces / Duplo figures 51 / 1
Availability Retired
3597 LEGO Duplo Bob the Builder Lofty and Dizzy Hard At Work
Retail $39.99
Value $162.30
Growth  +305.9%
Annual growth 5.0%