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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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|Percent of Industrial Natural Gas Deliveries in Minnesota Represented by the Price  (Percent)
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|Percent of Industrial Natural Gas Deliveries in Minnesota Represented by the Price  (Percent)
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|Year                                                                                                                              | Jan  | Feb  | Mar  | Apr  | May  | Jun  | Jul  | Aug  | Sep  | Oct  | Nov  | Dec 
|--------------------------------------------------------------------------------------------------------------------------------- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ---- | ----
|2001                                                                                                                              | 29.4 | 54.7 | 49.7 | 43.1 | 36.9 | 40.4 | 40.4 | 46.1 | 38.1 | 52.1 | 30.3 | 41.2
|2002                                                                                                                              | 41.9 | 35.7 | 38.7 | 37.1 | 48.7 | 29.2 | 29.8 | 34.2 | 39.3 | 57.4 | 44.8 | 49.4
|2003                                                                                                                              | 47.8 | 46.5 | 42.8 | 40.0 | 43.5 | 43.5 | 38.9 | 42.4 | 51.4 | 46.0 | 48.1 | 46.9
|2004                                                                                                                              | 44.8 | 41.0 | 38.4 | 44.5 | 44.7 | 31.4 | 32.8 | 40.2 | 32.6 | 48.1 | 42.6 | 47.4
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|2005                                                                                                                              | 35.7 | 40.4 | 47.3 | 38.7 | 35.0 | 27.3 | 44.0 | 43.9 | 44.4 | 48.2 | 38.9 | 46.3
|2006                                                                                                                              | 42.3 | 38.3 | 35.7 | 39.6 | 31.1 | 33.6 | 29.7 | 42.1 | 25.5 | 23.8 | 34.1 | 34.5
|2007                                                                                                                              | 40.0 | 41.3 | 37.8 | 37.0 | 25.8 | 35.6 | 22.3 | 37.1 | 28.4 | 30.8 | 32.8 | 36.7
|2008                                                                                                                              | 31.3 | 30.5 | 34.0 | 33.4 | 30.4 | 13.8 | 23.1 | 16.7 | 18.6 | 25.0 | 31.6 | 32.5
|2009                                                                                                                              | 32.8 | 26.7 | 28.3 | 22.6 | 23.9 | 30.1 | 28.9 | 23.9 | 23.6 | 29.4 | 28.8 | 36.1
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|2010                                                                                                                              | 32.3 | 29.6 | 28.6 | 23.4 | 15.9 | 17.1 | 16.7 | 20.7 | 14.7 | 18.1 | 19.3 | 26.1
|2011                                                                                                                              | 24.5 | 25.0 | 19.6 | 16.5 | 16.2 | 14.3 | 11.4 | 15.5 | 19.5 | 17.3 | 20.0 | 25.6
|2012                                                                                                                              | 23.0 | 20.2 | 15.8 | 10.5 | 13.9 | 10.9 | 17.7 | 18.3 | 17.7 | 24.9 | 19.9 | 17.8
|2013                                                                                                                              | 26.6 | 22.8 | 21.7 | 27.9 | 17.3 | 9.8  | 8.0  | 11.9 | 14.3 | 15.0 | 23.4 | 24.7
|2014                                                                                                                              | 24.3 | 27.4 | 20.7 | 15.6 | 12.4 | 13.7 | 13.1 | 11.0 | 10.7 | 13.8 | 19.9 | 24.2
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|2015                                                                                                                              | 16.8 | 18.7 | 18.4 | 15.2 | 13.2 | 14.4 | 11.4 | 13.0 | 13.1 | 15.0 | 18.1 | 15.3
|2016                                                                                                                              | 17.7 | 22.0 | 17.5 | 11.3 | 14.0 | 10.8 | 11.4 | 12.3 | 12.7 | 17.0 | 18.5 | 18.7
|2017                                                                                                                              | 21.6 | 17.8 | 17.3 | 15.7 | 13.8 | 11.3 | 14.8 | 12.2 | 12.8 | 16.7 | 23.2 | 23.5
|2018                                                                                                                              | 20.6 | 21.8 | 21.7 | 17.8 | 12.9 | 13.9 | 12.5 | 13.2 | 15.3 | 17.3 | 22.1 | 21.6
|2019                                                                                                                              | 21.5 | 23.0 | 21.0 | 17.1 | 11.4 | 10.6 | 21.2 | 11.8 | 12.9 | 23.3 | 20.7 | 24.2
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|2020                                                                                                                              | 22.5 | 26.0 | 19.3 | 16.1 | 16.8 | 16.7 | 15.9 | 13.7 | 13.9 | 23.8 | 23.3 | 20.1
|2021                                                                                                                              | 21.0 | 24.0 | 15.9 | 14.9 | 15.4 | 12.8 | 15.2 | 15.5 | 16.3 | 20.3 | 22.7 | 24.4
|2022                                                                                                                              | 21.3 | 18.0 | 19.2 | 15.3 | 14.4 | 11.5 | 12.4 | 12.6 | 14.0 | 14.9 | 21.5 | 21.5
|2023                                                                                                                              | 17.7 | 20.4 | 17.9 | 15.4 | 12.9 | 9.3  | 11.4 | 13.3 | 12.3 | 17.7 | 22.1 | 16.8
|2024                                                                                                                              | 17.1 | 16.0 | 15.1 | NA   | 9.1  |      |      |      |      |      |      |     
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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: 7/31/2024                                                                                                          
|Next Release Date: 8/30/2024