addEventHandler ( "onPlayerWasted", root,
    function( totalAmmo, killer, killerWeapon, bodypart, stealth )
        if killer then
            local account = getPlayerAccount ( killer )
            if killer ~= source then
                setAccountData( account,"murders_total",tonumber( getAccountData( account,"murders_total" ) or 0 ) +1 )
                setElementData( killer, "T/K", tonumber( getAccountData( account,"murders_total" ) ) )
                setElementData( killer, "K/D/R", tonumber(getElementData( killer, "T/K" )/getElementData( source, "T/D") ) )
            end
        else
            local accountSource = getPlayerAccount ( source )
            setAccountData( accountSource,"deaths_total",tonumber( getAccountData(accountSource,"deaths_total") or 0 ) +1 )
            setElementData( source, "T/D", tonumber( getAccountData( accountSource,"deaths_total" ) ) )
            setElementData( source, "K/D/R", getElementData( killer, "T/K" )/getElementData( source, "T/D") )
        end
    end
)

addEventHandler( "onPlayerLogin",root,
    function( thePreviousAccount, theCurrentAccount, autoLogin )
        local account = getPlayerAccount ( source )
        if not getAccountData( account,"murders_total" ) and not getAccountData( account,"deaths_total" ) then
            setAccountData( account,"murders_total",0 )
            setAccountData( account,"deaths_total",0 )
        end
        setElementData( source,"T/D",tonumber( getAccountData( account,"deaths_total" ) or 0 ) )
        setElementData( source,"T/K",tonumber( getAccountData( account,"murders_total" ) or 0 ) )
        setElementData( source, "K/D/R", getElementData( source, "T/K" )/getElementData( source, "T/D") )
    end
 )

addEventHandler( "onResourceStart",resourceRoot,
    function( )
        outputDebugString( "add Total Kills to scoreboard Return: "..tostring(
            call( getResourceFromName("scoreboard"), "scoreboardColumns", "T/K",root,2, 0.032 )
        ) )

        outputDebugString( "add K/D R to scoreboard Return: "..tostring(
            call( getResourceFromName("scoreboard"), "scoreboardColumns", "K/D/R",root,4, 0.047 )
        ) )

        outputDebugString( "add Total Deaths to scoreboard Return: "..tostring(
            call( getResourceFromName("scoreboard"), "scoreboardColumns", "T/D",root,3, 0.032 )
        ) )
    end
)