Grzegorz Proska - Boxing Rankings

{"name":"Grzegorz Proska","historyByOrg":{"WBA":[],"WBC":[],"IBF":[{"month":"2011-09","rank":12,"weightClass":"Middleweight"},{"month":"2011-10","rank":10,"weightClass":"Middleweight"},{"month":"2011-11","rank":8,"weightClass":"Middleweight"},{"month":"2011-12","rank":8,"weightClass":"Middleweight"},{"month":"2012-01","rank":8,"weightClass":"Middleweight"},{"month":"2012-02","rank":8,"weightClass":"Middleweight"}],"WBO":[]}}