Kororoka kw'ihene

• Ku ihene 100 zimye, habyara 85;
• Ku ihene 100 zibyara, havuka abana 140 ku nyarwanda, 180 ku za kijyambere;
• Ihene yima bwa mbere imaze amezi 11-12 ivutse ku nyarwanda, amezi 9 ku za kijyambere;
• Ihaka iminsi 149-152 (amezi 5);
• Isekurume 1, ihagije inyagazi 50, kandi itangira kwimya imaze amezi 15 ivutse;
• Abana b’ihene bacuka bamaze amezi 3 bavutse bitewe n’ubwoko cyangwa uburyo ihene zororwa;
• Hagati y’imbyaro n’indi haca amezi 9-12;
• Abana b’ihene bavuka bafite kg 2 (isekurume), na kg 1.8 (inyagazi);
• Ihene nyarwanda ishobora kubangurirwa ku isekurume nyamahanga kugira ngo ishobore kugira ibiro cyangwa umukamo mwiza;
• Inyagazi bayikura mu bworozi igihe cyose ifite ibibazo bikomeye by’ubuzima;
• Ihene ivanwa mu bworozi iyo igize imbyaro 6 ku nyarwanda zisanzwe, n’imbyaro 9 ku za kijyambere.Ubwo iba igeze ku myaka 7.