Grade 1: 520RWF 20
Grade 2: 510RWF 20
Grade 3: 505RWF 20
Grade 4: 520RWF 20
Grade 1: 1130RWF 430
Grade 2: 1120RWF 390
Grade 3: 1110RWF 350
Grade 4: 1100RWF 310