In 2000, LEGO released 2 Seasonal sets in the subtheme Easter, all of these sets have been retired. For that year, the total price of all retail sets cost $3, today those sets are valued around $20, a growth of 577%.
Most valuable 2000 LEGO Seasonal set
1263 Easter Bunny $12.98
2 sets

1263 Easter Bunny

Theme / Subtheme Seasonal / Easter
Year 2000
Pieces 27
Availability Retired
1263 LEGO Easter Bunny
Retail $2.99
Value $12.98
Growth  +334.1%
Annual growth 4.6%

1264 Easter Chicks

Theme / Subtheme Seasonal / Easter
Year 2000
Pieces 26
Availability Retired
1264 LEGO Easter Chicks
promotional
Value $7.27
Annual growth 3.4%