package Ġno . nav . person br uk er . dit tn av . event handler . statistics Ċ Ċ import Ġkotlinx . serialization . Serializable Ċ Ċ @ Serializable Ċ data Ġclass ĠEvent Frequency Distribution ( val Ġevent F requ encies : ĠList < NumberOf Events Frequency >) Ċ Ċ @ Serializable Ċ data Ġclass ĠNumber Of Events Frequency ( val Ġant all Event er : ĠInt , Ġval Ġant all B ru k ere : ĠInt )