Table 3. The total estimates of water demand in August 2022.

Nonresponse mechanism	Information on the auxiliary variable	Estimated water demand	Variance estimates
MAR	$\overline{X}$ is known	122,763,533	5,621,837,076,813
	$\overline{X}$ is unknown	112,079,391	49,945,263,902,570
MCAR	$\overline{X}$ is known	122,752,240	5,958,276,721,564
	$\overline{X}$ is unknown	111,926,154	52,711,445,906,451