let
    Source = Excel.CurrentWorkbook(){[Name="Таблица1"]}[Content],
    #"Changed Type" = Table.TransformColumnTypes(Source,{{"месяц", Int64.Type}, {"Name", type text}, {"Nickname", type text}, {"User ID", Int64.Type}, {"Rank", type text}, {"ёё", Int64.Type}, {"Kills", Int64.Type}, {"Victories", Int64.Type}, {"Losses", Int64.Type}, {"Successful Attacks", Int64.Type}, {"Failed Attacks", Int64.Type}, {"Successful Defenses", Int64.Type}, {"Failed Defenses", Int64.Type}, {"Win Rate", Percentage.Type}, {"Troops Killed", Int64.Type}, {"Traps Destroyed", Int64.Type}, {"Troops Lost", Int64.Type}, {"Traps Lost", Int64.Type}, {"Troops Wounded", Int64.Type}, {"Enemy Troops Wounded", Int64.Type}, {"Turfs Destroyed", Int64.Type}, {"Turfs Lost", Int64.Type}, {"Enemies Destroyed Might", Int64.Type}, {"Familiar Attacks Launched", Int64.Type}, {"Attacked By Enemy Familiars", Int64.Type}, {"Enemies captured", Int64.Type}, {"Prisoners Executed", Int64.Type}, {"Prisoners Escaped", Int64.Type}, {"Leaders Escaped", Int64.Type}, {"Leaders Captured", Int64.Type}, {"Leaders Executed", Int64.Type}, {"Bounty Collected", Int64.Type}, {"Current Colosseum Rank", Int64.Type}, {"Best Colosseum Rank", Int64.Type}, {"Colosseum Battles Won", Int64.Type}, {"Food Sent", Int64.Type}, {"Stone Sent", Int64.Type}, {"Timber Sent", Int64.Type}, {"Ore Sent", Int64.Type}, {"Gold Sent", Int64.Type}, {"Help Sent", Int64.Type}, {"Total Resources Gathered", Int64.Type}}),
    #"Removed Other Columns" = Table.SelectColumns(#"Changed Type",{"Name", "ёё"}),
    #"Grouped Rows" = Table.Group(#"Removed Other Columns", {"Name"}, {{"sum", each List.Sum([ёё]), type number}}),
    #"Sorted Rows" = Table.Sort(#"Grouped Rows",{{"sum", Order.Descending}})
in
    #"Sorted Rows"

=var m = MAXX('Таблица1';'Таблица1'[месяц])
var c = CALCULATE(SUM([ёё]);'Таблица1'[месяц]=m)
var p = CALCULATE(SUM([ёё]);'Таблица1'[месяц]=m-1)
return c-p