Inversionistas
| 2023 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Baa1 | Negative | ||
| Standard & Poor’s | BBB+ | Stable | ||
| Fitch | AA+ | BBB+ | Stable | |
| Feller Rate | AAA | Negative |
| 2022 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Negative | ||
| Standard & Poor’s | A | Stable | ||
| Fitch | AAA | A- | Stable | |
| Feller Rate | AAA | Stable |
| 2021 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Negative | ||
| Standard & Poor’s | A | Stable | ||
| Fitch | AAA | A- | Stable | |
| Feller Rate | AAA | Stable |
| 2020 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Negative | ||
| Standard & Poor’s | A | Negative | ||
| Fitch | AAA | A- | Stable | |
| Feller Rate | AAA | Stable |
| 2019 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Stable | ||
| Standard & Poor’s | A+ | Negative | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable |
| 2018 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Stable | ||
| Standard & Poor’s | A | Negative | ||
| Fitch | ||||
| Feller Rate | AAA | Stable | ||
| DBRS |
| 2017 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Stable | ||
| Standard & Poor’s | A+ | Stable | ||
| Fitch | ||||
| Feller Rate | ||||
| DBRS |
| 2016 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A3 | Negative | ||
| Standard & Poor’s | A+ | Stable | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2015 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Negative | ||
| Standard & Poor’s | AA- | Negative | ||
| Fitch | AAA | Stable | A+ | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2014 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Negative | ||
| Standard & Poor’s | AA- | Stable | ||
| Fitch | AAA | Stable | A+ | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2013 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Negative | ||
| Standard & Poor’s | AA- | Stable | ||
| Fitch | AAA | Stable | A+ | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2012 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A+ | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2011 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A+ | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2010 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2009 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A1 | Positive | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2008 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Aa3 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2007 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Aa3 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A | Positive |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2006 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Aa3 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | A | Stable |
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2005 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Aa3 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable | ||
| DBRS | A | Stable |
| 2004 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A2 | Stable | ||
| Standard & Poor's | A | Stable | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable |
| 2003 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | A2 | Stable | ||
| Standard & Poor's | A- | Positive | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable |
| 2002 | Deuda Local | Outlook Local | Deuda Internacional |
Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard & Poor's | A- | Positive | ||
| Fitch | AAA | Stable | ||
| Feller Rate | AAA | Stable |
| 2001 | Deuda Local | Outlook Local | Deuda Internacional | Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard & Poor's | A- | Stable |
| 2000 | Deuda Local | Outlook Local | Deuda Internacional | Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard & Poor's | A- | Stable |
| 1999 | Deuda Local | Outlook Local | Deuda Internacional | Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard &Poo’rs | A- | Stable |
| 1998 | Deuda Local | Outlook Local | Deuda Internacional | Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard &Poo’rs | A- | Stable |
| 1997 | Deuda Local | Outlook Local | Deuda Internacional | Outlook Internacional |
| Moody’s | Baa1 | Stable | ||
| Standard &Poo’rs | A- | Stable |
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