Employees of the General Assembly shall receive a per diem as follows: chief clerk, one hundred twenty dollars ($120); assistant clerk, one hundred ten dollars ($110); enrolling clerk, one hundred five dollars ($105); sergeant-at-arms, eighty-five dollars ($85); doorkeeper, eighty-five dollars ($85); janitors, seventy-five dollars ($75); cloakroom keeper, seventy-five dollars ($75); pages, thirty-five dollars ($35) each.