Case

Effective factors

(considered)

Number of rules

R²

1

Speed

4

0.53

2

1) Speed

2) Volume of light non-passenger car vehicles

20

0.63

3

1) Speed

2) Volume of light non-passenger car vehicles

3) Volume of heavy vehicles

100

0.68

4

1) Speed

2) Volume of light non-passenger car vehicles

3) Volume of heavy vehicles

4) Volume of passenger cars

500

0.73

5

Volume of light non-passenger car vehicles

5

0.51

6

Volume of heavy vehicles

5

0.46

7

Volume of passenger cars

5

0.47

8

1) Speed

2) Volume of heavy vehicles

20

0.56

9

1) Speed

2) Volume of passenger cars

20

0.58

10

1) Speed

2) Volume of light non-passenger car vehicles

3) Volume of passenger cars

100

0.7