In 1995, LEGO released 2 Trains 9V 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 $1,145, a growth of 995%.
Most valuable 1995 LEGO Trains 9V set
4555 Cargo Station $876.58
2 sets

4552 Cargo Crane

Theme / Subtheme Trains / 9V
Year 1995
Pieces / Minifigs 282 / 2
Availability Retired
4552 LEGO Trains Cargo Crane
Retail $38.50
Value $268.00
Growth  +596.1%
Annual growth 6.5%

4555 Cargo Station

Theme / Subtheme Trains / 9V
Year 1995
Pieces / Minifigs 389 / 3
Availability Retired
4555 LEGO Trains Cargo Station
Retail $66.00
Value $876.58
Growth  +1228.2%
Annual growth 7.1%