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|View History:  Monthly  Annual Download Data (XLS File)                                       
|View History:  Monthly  Annual                                                                 
|View History:  Monthly  Annual                                                                 
|View History:                                                                                  
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|Wisconsin Natural Gas Price Sold to Electric Power Consumers  (Dollars per Thousand Cubic Feet)
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|Wisconsin Natural Gas Price Sold to Electric Power Consumers  (Dollars per Thousand Cubic Feet)
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|Year                                                                                                                              | Jan   | Feb  | Mar   | Apr   | May  | Jun   | Jul   | Aug  | Sep   | Oct   | Nov   | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ---- | ----- | ----- | ---- | ----- | ----- | ---- | ----- | ----- | ----- | -----
|2002                                                                                                                              | W     | 2.45 | 2.74  | 3.55  | 3.83 | 3.73  | 3.35  | 3.14 | 3.69  | W     | W     | 4.83 
|2003                                                                                                                              | 5.54  | 6.28 | 7.57  | W     | W    | W     | W     | 5.28 | 5.42  | 5.13  | W     | W    
|2004                                                                                                                              | 6.67  | W    | W     | 5.93  | W    | W     | 6.53  | 6.46 | 5.50  | W     | W     | W    
|                                                                                                                                 
|2005                                                                                                                              | W     | W    | 7.17  | 7.49  | 7.34 | 7.22  | 7.72  | 8.81 | 11.14 | 12.81 | 11.00 | 12.97
|2006                                                                                                                              | 10.36 | 8.92 | 7.85  | 8.02  | 7.07 | 6.61  | 6.74  | 7.70 | 6.40  | 5.93  | 7.49  | 8.20 
|2007                                                                                                                              | 7.30  | 8.47 | 7.86  | 7.90  | 8.18 | 7.83  | 7.22  | 6.84 | 6.47  | 7.15  | W     | 7.81 
|2008                                                                                                                              | 8.50  | 8.98 | 10.05 | 10.53 | W    | 12.19 | 11.60 | 9.40 | 8.83  | 6.59  | 6.21  | 7.09 
|2009                                                                                                                              | 6.65  | 5.88 | 4.89  | 4.04  | 4.51 | 4.12  | W     | 3.95 | 3.54  | 4.82  | 4.92  | 6.02 
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|2010                                                                                                                              | 6.53  | 6.13 | W     | W     | W    | 5.27  | 5.06  | 4.92 | 4.89  | 4.90  | 5.21  | 5.54 
|2011                                                                                                                              | 5.43  | 5.22 | 4.86  | 5.29  | 4.96 | 5.40  | 5.00  | 4.89 | 5.51  | 4.50  | 4.38  | 4.20 
|2012                                                                                                                              | W     | W    | 2.99  | W     | 2.76 | 2.92  | 3.24  | 3.48 | W     | 4.23  | 4.40  | 4.14 
|2013                                                                                                                              | 4.06  | 4.14 | 4.39  | 4.81  | W    | 4.74  | W     | 4.22 | 4.47  | 4.39  | 4.41  | 4.99 
|2014                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | W    | W     | W     | W     | W    
|                                                                                                                                 
|2015                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | W    | W     | W     | W     | W    
|2016                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | W    | W     | W     | W     | W    
|2017                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | 3.09 | 3.16  | 3.10  | 3.31  | 2.98 
|2018                                                                                                                              | 3.95  | 3.35 | 2.89  | 3.20  | 2.93 | 3.06  | 2.92  | 3.00 | 3.01  | 3.35  | 3.92  | 3.93 
|2019                                                                                                                              | 3.70  | 3.62 | 3.43  | 2.80  | 2.62 | 2.44  | W     | W    | W     | W     | W     | W    
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|2020                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | W    | W     | W     | W     | W    
|2021                                                                                                                              | 3.04  | 5.44 | 3.24  | 2.88  | 3.22 | 3.30  | 3.53  | 3.70 | 4.29  | 4.66  | 4.59  | 4.26 
|2022                                                                                                                              | 5.78  | 5.62 | 4.62  | 5.26  | 6.34 | 6.23  | 6.12  | 7.04 | 6.70  | 5.28  | 5.33  | 6.32 
|2023                                                                                                                              | W     | W    | W     | W     | W    | W     | W     | W    | W     | W     | W     | W    
|2024                                                                                                                              | W     | 3.49 | W     |       |      |       |       |      |       |       |       |      
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|- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
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|Release Date: 5/31/2024                                                                                                          
|Next Release Date: 6/28/2024