According to the U.S. Bureau of Labor Statistics, prices for tenants' and household insurance were 32.81% lower in 1997 versus 2017.
Between 1997 and 2017: Tenants' and household insurance experienced an average inflation rate of 2.01% per year. In other words, tenants' and household insurance costing $20 in the year 1997 would cost $29.76 in 2017 for an equivalent purchase. Compared to the overall inflation rate of 2.13% during this same period, tenants' and household insurance inflation was lower.
Raw Consumer Price Index data from U.S. Bureau of Labor Statistics for Tenants' and household insurance: