Demand for patient surgery at Washington general Hospital has increased steadily in the past few years, as seen in the following table:

YearOutpatient Surgeries Performed

145

2 50

3 52

4 56

5 58

6-

The director of the medical services predicted 6 years ago that demand in year 1 would be 42 surgeries. Using exponential smoothing with a weight of X= 0.20, develop forecasts for years 2 through 6. What is the MAD?