Quarter

$\lambda$

$c_1$

$c_2$

02/01

1.22*

−0.152*

0.029*

02/02

1.31*

−0.123*

0.028*

02/03

1.31*

−0.096*

0.028*

02/04

1.11*

−0.141*

0.020*

03/01

1.07*

−0.073*

0.014*

03/02

1.01*

−0.087*

0.015*

03/03

1.01*

−0.072*

0.015*

03/04

0.94*

−0.098*

0.015*

04/01

0.90*

−0.125*

0.014*

04/02

1.08*

−0.137*

0.013*

04/03

1.07*

−0.139*

0.012*

04/04

0.91*

−0.137*

0.014*

05/01

0.92*

−0.084*

0.013*

05/02

0.84*

−0.097*

0.012*

05/03

0.85*

−0.097*

0.013*

05/04

0.77*

−0.103*

0.012*