The Wilson Company is interested in forecasting demand for its XG-667 product for quarter 13 based on 12 quarters of data.The following shows the data and the double exponential smoothing model results for periods 1-12 using alpha = 0.20 and beta = 0.40. 
Based on this information,what is the MAD value for quarters 2-12?
Definitions:
Frictional Unemployment
A form of unemployment that occurs when people are between jobs or are entering the workforce for the first time.
Unemployment Rate
The volume of the labor force that is jobless yet engaged in the act of looking for work.
Unemployment Insurance
A government program that provides temporary financial assistance to individuals who have lost their jobs through no fault of their own, helping to mitigate the economic effects of unemployment.
Adult Population
The adult population consists of all individuals within a specified area or country who are considered adults, often defined as people aged 18 and over.
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