three ranks: Knight, Officer, Commander, and two titles: Grand Officer and Grand Cross. Knight is the most common and is awarded for either at least 20 years of public service or acts of military or civil bravery. The rest of the categories have a quota for the number of years of service in the category below before they can be awarded.
There are three positions: Esquire, Officer, Commander, and two honors: Grand Officer and Grand Cross. These distinctions have specific requirements for the amount of time served in each rank before eligibility is considered.