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:
| Year | Network | Lap-by-lap | s Color commentator | Pre-Race Host | Ratings |
| --- | --- | --- | --- | --- | --- |
| 2001.0 | Fox | Mike Joy | Darrell Waltrip Larry McReynolds | Chris Myers | 10.0/24 |
| 2002.0 | NBC | Allen Bestwick | Benny Parsons Wally Dallenbach | Bill Weber | 10.9/26 |
| 2003.0 | Fox | Mike Joy | Darrell Waltrip Larry McReynolds | Chris Myers | 9.8/21 |
| 2004.0 | NBC | Allen Bestwick | Benny Parsons Wally Dallenbach | Bill Weber | 10.6/24 |
| 2005.0 | Fox | Mike Joy | Darrell Waltrip Larry McReynolds | Chris Myers | 10.9/23 |
| 2006.0 | NBC | Bill Weber | Benny Parsons Wally Dallenbach | Bill Weber | 11.3/23 |
Question:
How many Years have Ratings of 10.9/23?
Answer:
1.0