Table 2.

Estimated parameters for model (2).

Parameters	Descriptions	Values	Sources
$\mu$	Natural death rate	$1/(77*365)$	Estimated
$\Lambda$	Recruitment rate	$3015.4$	Estimated
${\alpha }_1$	Rate of vaccination	0.016699	Fitted
${\alpha }_2$	Rate of supplemental vaccination	0.006981	Fitted
${\alpha }_3$	The percentage of vaccine antibodies that decline	0.010396	Fitted
${\beta }_1$	Contact rate of asymptomatic infected people	0.436923	Fitted
${\beta }_2$	Contact rate of common infected people	0.768044	Fitted
${\beta }_3$	Contact rate of severe infected people	0.000131	Fitted
${\theta }_1$	Transmission rate from $S_1$ to $I_2$	0.076371	Fitted
${\theta }_2$	Transmission rate from $S_1$ to $I_1$	0.008571	Fitted
${\theta }_3$	Transmission rate from $S_2$ to $I_1$	0.007979	Fitted
$w_1$	Rate of being diagnosed in $A$	0.196831	Fitted
$w_2$	Rate of being diagnosed in $I_1$	0.059082	Fitted
$w_3$	Rate of being diagnosed in $I_2$	0.006502	Fitted
$w_4$	Recovery rate of asymptomatic infected people	0.715480	Fitted
$w_5$	Recovery rate of common infected people	0.000207	Fitted
$w_6$	Recovery rate of severe infected people	0.214278	Fitted