The table below shows Illinois Energy's TruBalance® Plan variable rates and Nicor Gas' gas supply costs for the past 12 months.
| Offer Month | TruBalance Plan Variable Rate | Nicor Gas' Supply Cost |
|---|---|---|
| Jun 2025 | $0.720/per therm | $0.54/per therm |
| May 2025 | $0.701/per therm | $0.54/per therm |
| Apr 2025 | $0.687/per therm | $0.58/per therm |
| Mar 2025 | $0.695/per therm | $0.38/per therm |
| Feb 2025 | $0.675/per therm | $0.32/per therm |
| Jan 2025 | $0.762/per therm | $0.28/per therm |
| Dec 2024 | $0.739/per therm | $0.25/per therm |
| Nov 2024 | $0.658/per therm | $0.28/per therm |
| Oct 2024 | $0.708/per therm | $0.28/per therm |
| Sep 2024 | $0.691/per therm | $0.32/per therm |
| Aug 2024 | $0.692/per therm | $0.36/per therm |
| Jul 2024 | $0.659/per therm | $0.36/per therm |