Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Name | Tournaments | Pro Debut | Top division debut | Highest rank |
| --- | --- | --- | --- | --- |
| Jōkōryū | 9.0 | May 2011 | November 2012 | Maegashira 7 |
| Ōsunaarashi | 10.0 | March 2012 | November 2013 | Maegashira 15 |
| Kotoōshū | 11.0 | November 2002 | September 2004 | Ōzeki |
| Aran | 11.0 | January 2007 | November 2008 | Sekiwake |
| Itai | 12.0 | September 1978 | September 1980 | Komusubi |
| Konishiki | 12.0 | July 1982 | July 1984 | Ōzeki |
| Tochiazuma II | 12.0 | November 1994 | November 1996 | Ōzeki |
| Asashōryū | 12.0 | January 1999 | January 2001 | Yokozuna |
| Tokitenkū | 12.0 | July 2002 | July 2004 | Komusubi |
| Yoshikaze | 12.0 | January 2004 | January 2006 | Maegashira 1 |
| Baruto | 12.0 | May 2004 | May 2006 | Ōzeki |
| Sakaizawa | 12.0 | March 2006 | March 2008 | Maegashira 15 |
| Yamamotoyama | 12.0 | January 2007 | January 2009 | Maegashira 9 |
Question:
What is the average Tournaments, when Highest Rank is "Maegashira 1"?
Answer:
12.0