function retrieveData()
    local value = guiGetText(utFilter)
    guiGridListClear(utGrid)
    if (guiGetText(utFilter) == "Teams") then
        for k, team in ipairs(getElementsByType("team")) do
            local row = guiGridListAddRow(utGrid)
            guiGridListSetItemText(utGrid, row, 1, getTeamName(team), true, false)
            local r, g, b = getTeamColor(team)
            guiGridListSetItemColor(utGrid, row, 1, r, g, b)
            for k, player in ipairs(getPlayersInTeam(team)) do
                local row = guiGridListAddRow(utGrid)
                guiGridListSetItemText(utGrid, row, 1, getPlayerName(player), false, false)
                local r, g, b = getPlayerNametagColor(player)
                guiGridListSetItemColor(utGrid, row, 1, r, g, b)
            end
        end
    elseif (guiGetText(utFilter) == "Vehicles") then
        for k, veh in ipairs(getElementsByType("vehicle")) do
            if (veh and isElement(veh) and isPedInVehicle(localPlayer)) then
                local row = guiGridListAddRow(utGrid)
                guiGridListSetItemText(utGrid, row, 1, getVehicleName(veh), true, false)
            end
        end
    end
end