In 1994, LEGO released 2 Town Police sets, all of these sets have been retired. For that year, the total price of all retail sets cost $81, today those sets are valued around $430, a growth of 431%.
Most valuable 1994 LEGO Town Police set
6348 Surveillance Squad $238.66
2 sets

6348 Surveillance Squad

Theme / Subtheme Town / Police
Year 1994
Pieces / Minifigs 311 / 3
Availability Retired
6348 LEGO Police Surveillance Squad
Retail $32.99
Value $238.66
Growth  +623.4%
Annual growth 3.2%

6483 Coastal Patrol

Theme / Subtheme Town / Police
Year 1994
Pieces / Minifigs 243 / 3
Availability Retired
6483 LEGO Police Coastal Patrol
Retail $47.99
Value $191.25
Growth  +298.5%
Annual growth 4.5%