What are the three reasons that the increasing number of jails have been required to house inmates who serve sentences that exceed the typical one-year term?

The three reasons that increased the number of jails that are required to house inmates that serve sentences longer than the typical one year term are there has been a rise in longer jail sentences in many jurisdictions, many local and regional jurisdictions have been made to house prisoners of state prisons because the state prisons are overcrowded, and because some local areas have leased beds to other jurisdictions to create income.