Because of the varied energies within the Rump, the parliament divided into two categories, front benchers and back benchers, meaning respectively those who attended parliament regularly and those who did not. Only about one-third of the Rump Parliament became front benchers while the other two-thirds were back benchers. Within the active third of the rump, there were many family allegiances, local allegiances and most importantly, common interest groups. The majority of active rumpers could fit into one of the two common interest categories: