Inhlamvulu

Izinhlamvulu zibonisa izigaba ezahlukahlukene zokuvuthwa. IG = Uluhlaza, GP = Uhlaza ndwebu, BP = Uhlaza lundwa, futhi R = Ukuvuthwa.

Izinhlamvulu ziyiqembu elisakazeke kabanzi futhi elisakazeke kakhulu lezitshalo eziphilminyaka eziqhakaza ezimbalwa ezinamajikijo alundwa noma ansomi.