In 1994 LEGO released 3 Trains sets. The largest Trains set from 1994 was
4564 Freight Rail Runner with a piece count of 587 and a retail price of $134.00. The current estimated value of all these Trains sets from this year is about $1,211.02 which represents a 744.1% growth.
LEGO Trains is one of the longer running themes that dates back from 1966 and ran up until 2006. During its run there were multiple sets released running on various power platforms from 4.5volt, to 9 and 12 volt sets. Later in 2011 LEGO released additional train sets using RC and Power Functions controllers under different themes like City.