| Rating | Agency | Rating Description | Term | RankInScale |
|---|---|---|---|---|
| A3 | Moody's | Upper medium grade | Long-term | 7 |
| A2 | Moody's | Upper medium grade | Long-term | 6 |
| A1 | Moody's | Upper medium grade | Long-term | 5 |
| Caa1 | Moody's | Substantial risks | Long-term | 17 |
| Caa3 | Moody's | Substantial risks | Long-term | 19 |
| Caa2 | Moody's | Substantial risks | Long-term | 18 |
| Ba3 | Moody's | speculative | Long-term | 13 |
| Aaa | Moody's | Prime | Long-term | 1 |
| Ba1 | Moody's | Non-investment grade | Long-term | 11 |
| Ba2 | Moody's | Non-investment grade | Long-term | 12 |