How much time do you serve when you have 22 yrs state prison?

In many jurisdictions, a state prison sentence of 22 years typically means that the individual must serve a significant portion of that time before being eligible for parole. Depending on the laws of the state, good behavior credits may allow for early release, often reducing the time served to around 85% of the sentence. However, the exact time can vary based on factors such as the nature of the crime, parole eligibility, and any applicable sentencing laws. It's essential to consult specific state laws for precise information.