| 2001 |  2015 · TV 6.91 | –/10 |
| 2002 |  2020 · TV 6.89 | –/10 |
| 2003 |  2017 · TV 6.82 | –/10 |
| 2004 |  2017 · TV 6.80 | –/10 |
| 2005 |  2015 · TV Short 6.72 | –/10 |
| 2006 |  2014 · TV 6.72 | –/10 |
| 2007 |  2020 · TV Short 6.62 | –/10 |
| 2008 |  2017 · TV Short 6.59 | –/10 |
| 2009 |  2016 · TV 6.55 | –/10 |
| 2010 |  2018 · TV 6.54 | –/10 |
| 2011 | –/10 | |
| 2012 |  2021 · TV Special 6.47 | –/10 |
| 2013 |  2019 · TV 6.38 | –/10 |
| 2014 |  2020 · TV 6.28 | –/10 |
| 2015 |  2005 · OVA 6.26 | –/10 |
| 2016 |  2007 · TV 6.03 | –/10 |
