|
|
|-
!제10회
|<span style=color:red>'''4.2%'''</span> ▼
|<span style=color:red>'''4.3%'''</span> ▼
|<span style=color:red>'''4.6%'''</span> ▼
|<span style=color:red>'''4.8%'''</span> ▼
|-
!제11회
|-
!제20회
▲|<span style=color:red>'''4. 23%'''</span>
▲|<span style=color:red>'''4. 38%'''</span>
▲|<span style=color:red>'''4. 67%'''</span>
▲|<span style=color:red>''' 45. 80%'''</span>
|-
!제21회
|