Table 3.

Parameter estimates of the fitted daily curves for the selected countries with three waves shown in Fig. 6

Parameters	Brazil	Bulgaria
$C_1$	$1.46\times {10}^{-3}$	$7.93\times {10}^{-4}$
${\alpha }_1$	3.51	1.75
$q_1$	1.35	2.98
${\beta }_1$	$4.28\times {10}^{-4}$	$7.44\times {10}^{-6}$
${\gamma }_1$	2.00	1.44
$C_2$	$6.10\times {10}^{-2}$	$1.94\times {10}^{-2}$
${\alpha }_2$	2.36	7.76
$q_2$	1.00	3.00
${\beta }_2$	$1.50\times {10}^{-4}$	$1.43\times {10}^{-8}$
${\gamma }_2$	1.67	15.3
${\rho }_1$	0.0700	0.0648
$t_1$	336	294
$C_3$	$1.35\times {10}^{-1}$	2.02
${\alpha }_3$	9.21	8.21
$q_3$	1.02	1.16
${\beta }_3$	$1.01\times {10}^{-3}$	$9.63\times {10}^{-3}$
${\gamma }_3$	1.74	2.23
${\rho }_2$	0.0666	0.0946
$t_2$	651	541