In 2011, LEGO released 4 City Space sets, all of these sets have been retired. For that year, the total price of all retail sets cost $125, today those sets are valued around $232, a growth of 86%.
Most valuable 2011 LEGO City Space set
3368 Space Centre $119.71
Highest growth 2011 City Space set
3365 Space Moon Buggy +239.08%
Most owned 2011 City Space set
3367 Space Shuttle
4 sets

3365 Space Moon Buggy

Theme / Subtheme City / Space
Year 2011
Pieces / Minifigs 37 / 1
Availability Retired
3365 LEGO City Space Moon Buggy
Retail $4.99
Value $16.92
Growth  +239.1%
Annual growth 5.0%

3366 Satellite Launch Pad

Theme / Subtheme City / Space
Year 2011
Pieces / Minifigs 165 / 1
Availability Retired
3366 LEGO City Space Satellite Launch Pad
Retail $19.99
Value $27.00
Growth  +35.1%
Annual growth 3.9%

3367 Space Shuttle

Theme / Subtheme City / Space
Year 2011
Pieces / Minifigs 231 / 1
Availability Retired
3367 LEGO City Space Shuttle
Retail $29.99
Value $68.18
Growth  +127.3%
Annual growth 3.4%

3368 Space Centre

Theme / Subtheme City / Space
Year 2011
Pieces / Minifigs 494 / 4
Availability Retired
3368 LEGO City Space Centre
Retail $69.99
Value $119.71
Growth  +71.0%
Annual growth 5.1%