 
<prompt> ITN Ownership and Indoor Residual Spraying | Percent of Households with ITN and IRS | (Households with at least one ITN, 91) (Households with IRS in the last 12 months, 14) (Households with at least one ITN and/or IRS in the last 12 months, 92) <response> Among all households in Tanzania, 91% own at least one insecticide-treated net (ITN). Nationally, only 14% of households had indoor residual spraying (IRS) in the past 12 months, but 87% of households in Zanzibar received IRS in the past 12 months.  