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 | Award | Category | Nominated Work | Result |
| --- | --- | --- | --- | --- |
| 2007.0 | Mobo Awards | Best Songwriter | " Bed " (songwriter) | Nominated |
| 2008.0 | American Music Awards | T-Mobile Breakthrough Artist | The-Dream | Nominated |
| 2008.0 | BET Awards | Best New Artist | The-Dream | Won |
| 2008.0 | Grammy Awards | Song of the Year | "Umbrella" (songwriter) | Nominated |
| 2008.0 | Ozone Awards | Best R&B Artist | The-Dream | Nominated |
| 2009.0 | BET Awards | Best Male R&B Artist | The-Dream | Nominated |
| 2009.0 | BET Hip-Hop Awards | Viewer's Choice | " Throw It in the Bag " with Fabolous | Won |
| 2010.0 | Grammy Awards | Song of the Year | " Single Ladies (Put a Ring on It) " (songwriter) | Won |
| 2010.0 | Grammy Awards | Album of the Year | I Am... Sasha Fierce (songwriter) | Nominated |
| 2010.0 | Grammy Awards | Best R&B Song | " Single Ladies (Put a Ring on It) " (songwriter) | Won |
| 2011.0 | Grammy Awards | Song of the Year | " All of the Lights " (songwriter) | Nominated |
| 2011.0 | Grammy Awards | Best Rap Song | " All of the Lights " (songwriter) | Won |
| 2012.0 | Grammy Awards | Best Rap/Sung Collaboration | " No Church in the Wild " | Won |
Question:
How many years had ozone awards?
Answer:
2008.0