Research Article

Traffic Allocation Mode of PPP Highway Project: A Risk Management Approach

Table 9

The actual and simulated allocation of Xicheng expressway from 2011 to 2016.

YearThe actual traffic of Xicheng highway (ten thousand vehicles/year) (2)The SD simulated traffic of Xicheng highway (ten thousand vehicles/year) (3)The average error rate between SD simulated traffic and actual traffic ((3)−(2))/(2)

2011402.65376.54−6.49%
2012435.81410.07−5.91%
2013456.93440.46−3.60%
2014478.67470.91−1.62%
2015490.58503.652.67%
2016511.81536.314.79%
The average error rate−1.69%
The average absolute value of the error rate4.18%