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|View History: Annual Download Data (XLS File)                                               
|View History: Annual                                                                         
|View History: Annual                                                                         
|View History:                                                                                
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|South Dakota Natural Gas % of Total Commercial Delivered for the Account of Others  (Percent)
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|South Dakota Natural Gas % of Total Commercial Delivered for the Account of Others  (Percent)
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|Decade                                                                                                                            | Year-0 | Year-1 | Year-2 | Year-3 | Year-4 | Year-5 | Year-6 | Year-7 | Year-8 | Year-9
|--------------------------------------------------------------------------------------------------------------------------------- | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------ | ------
|1980's                                                                                                                            |        |        |        |        |        |        |        |        |        | 7.9   
|1990's                                                                                                                            | 13.6   | 18.2   | 17.6   | 16.1   | 10.9   | 13.2   | 17.3   | 16.7   | 15.8   | 18.8  
|2000's                                                                                                                            | 16.9   | 15.8   | 16.9   | 17.7   | 17.7   | 16.5   | 17.9   | 18.8   | 17.0   | 17.8  
|2010's                                                                                                                            | 19.1   | 18.3   | 18.4   | 18.4   | 18.4   | 19.4   | 19.5   | 19.1   | 18.8   | 20.3  
|2020's                                                                                                                            | 21.8   | 23.4   | 24.1   |        |        |        |        |        |        |       
|- = 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