I have seen users who have shared as 5x times more than others who carry the same time as seeds while others have shared as 20,40,9 gb, I suppose they all have seedbox, because they all end up downloading in 5min aprox, then, like A leecher completes a rise up to x5 times ?, I suppose it is by ping, or the geographic location of the seedbox .. or as it says @Macroco by the configurations, even so it is not clear