Year Time period Observed values (per 1000 capita consumption) m3 Single moving average (per 1000 capita sawnwood consumption, m3) Single exponential smoothing(per 1000 capita sawnwood, m3) α = 0.1
2009 1 2.61    
2010 2 2.46    
2011 3 2.73    
2012 4   2.60 2.61
2016 9   2.62 2.66
2021 14   2.62 2.69
2026 19   2.62 2.69
Source: Field Data (2012)
Table 12: Forecasted consumption of sawnwood using different time series.