Kammala jumla mai zuwa: Paunović ya kasance memba na ƙungiyar 'yan ƙasa da 16 na Serbia waɗanda suka yi gasa a Gasar FIBA ta Turai ta 2016 a Poland. Fiye da wasanni bakwai na gasar, ya samu maki 14.6, 4.0 da kuma taimakawa 2.9 a kowane wasa. Paunović ya kasance memba na ƙungiyar Serbia ta ƙasa da shekaru 18 wanda ya lashe lambar zinare a Gasar FIBA ta Turai ta 2018 a Latvia. Fiye da wasanni bakwai na gasar, ya samu maki 16.7, 4.1 ya dawo kuma yana taimakawa 3.4 a kowane wasa. Paunović ya kasance memba na ƙungiyar 'yan ƙasa da 19 na Serbia waɗanda suka gama na 7 a gasar cin kofin duniya na bana.
2019 FIBA Under-19 Kwallon Kwando na Duniya a Heraklion, Girka. A cikin wasanni bakwai na gasar, ya samu maki 7.3, 4.6 da kuma taimakawa 4.4 a kowane wasa.