This day in Bitcoin price history:

April 24th, 2011 : 1BTC = $1.7
April 24th, 2012 : 1BTC = $5.10     (+300% from 2011)
April 24th, 2013 : 1BTC = $154.20  (+3024% from 2012, +9070% from 2011)
April 24th, 2014 : 1BTC = $485.00  (+314% from 2013, +9510% from 2012, +28529% from 2011)

Hey there hodler, that's a mighty big percentage you got there.