| Potomac Electric Power Co DC | ||
| RESIDENTIAL | December, 2020 | 12.9¢ |
| RESIDENTIAL | January, 2021 | 14.2¢ |
| RESIDENTIAL | February, 2021 | 14.2¢ |
| RESIDENTIAL | March, 2021 | 14.2¢ |
| RESIDENTIAL | April, 2021 | 14.2¢ |
| RESIDENTIAL | May, 2021 | 13.5¢ |
| RESIDENTIAL | June, 2021 | 13.5¢ |
| RESIDENTIAL | July, 2021 | 13.5¢ |
| RESIDENTIAL | August, 2021 | 13.5¢ |
| RESIDENTIAL | September, 2021 | 14.7¢ |
| RESIDENTIAL | October, 2021 | 14.7¢ |
| RESIDENTIAL | November, 2021 | 16¢ |
| RESIDENTIAL | December, 2021 | 17.3¢ |
| RESIDENTIAL | January, 2022 | 19.3¢ |
| RESIDENTIAL | February, 2022 | 17.1¢ |
| RESIDENTIAL | March, 2022 | 14.8¢ |
| RESIDENTIAL | April, 2022 | 17.3¢ |
| RESIDENTIAL | May, 2022 | 17.3¢ |
| RESIDENTIAL | June, 2022 | 18.5¢ |
| RESIDENTIAL | July, 2022 | 19.9¢ |
| RESIDENTIAL | August, 2022 | 19.9¢ |
| RESIDENTIAL | September, 2022 | 19.9¢ |
| RESIDENTIAL | October, 2022 | 19.9¢ |
| RESIDENTIAL | November, 2022 | 19.9¢ |
| RESIDENTIAL | December, 2022 | 21¢ |
| COMMERCIAL | December, 2020 | 12.8¢ |
| COMMERCIAL | January, 2021 | 14.1¢ |
| COMMERCIAL | February, 2021 | 14.1¢ |
| COMMERCIAL | March, 2021 | 14.1¢ |
| COMMERCIAL | April, 2021 | 14.1¢ |
| COMMERCIAL | May, 2021 | 14.1¢ |
| COMMERCIAL | June, 2021 | 14.1¢ |
| COMMERCIAL | July, 2021 | 14.1¢ |
| COMMERCIAL | August, 2021 | 14.1¢ |
| COMMERCIAL | September, 2021 | 14.1¢ |
| COMMERCIAL | October, 2021 | 15.7¢ |
| COMMERCIAL | November, 2021 | 15.7¢ |
| COMMERCIAL | December, 2021 | 17.3¢ |
| COMMERCIAL | January, 2022 | 19.3¢ |
| COMMERCIAL | February, 2022 | 17.1¢ |
| COMMERCIAL | March, 2022 | 14.8¢ |
| COMMERCIAL | April, 2022 | 17.3¢ |
| COMMERCIAL | May, 2022 | 17.3¢ |
| COMMERCIAL | June, 2022 | 18.5¢ |
| COMMERCIAL | July, 2022 | 19.9¢ |
| COMMERCIAL | August, 2022 | 19.9¢ |
| COMMERCIAL | September, 2022 | 19.9¢ |
| COMMERCIAL | October, 2022 | 19.9¢ |
| COMMERCIAL | November, 2022 | 19.9¢ |
| COMMERCIAL | December, 2022 | 21¢ |