Landline Vs. Cellphone in USA

It is a no brainer that landline telephones are losing popularity over cellphones. Here are a few crunchies:

17.5 percent of households now solely depend on cellphones for communication (up from 13.6 percent last year)
13.3 percent of households receive almost all calls on their cellphones only despite owning a landline
85 percent of America owns a cellphone