Staff Cost for Base Staff (covers average # of patients) Close Incremental Base # Staff Time time (hour) Base # Staff (whole) Staff Cost 17:30 0.50 1.51 2 $48 18:00 1.00 1.45 $96 18:30 1.50 1.16 2 19:00 2.00 1.11 2 $192 19:30 2.50 0.86 $120 20:00 3.00 0.80 1 $144 20:30 3.50 0.60 21:00 4.00 0.57 $192 21:30 4.50 0.47 1 $216 22:00 5.00 0.45 $240 22:30 5.50 0.36 1 23:00 6.00 0.35 1 $288 23:30 6.50 0.29 1 $312 24:00 7.00 0.26 $336