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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 Commercial Natural Gas Deliveries in Maryland Represented by the Price  (Percent)
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|Percent of Commercial Natural Gas Deliveries in Maryland Represented by the Price  (Percent)
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|Year                                                                                                                              | Jan   | Feb   | Mar   | Apr   | May   | Jun   | Jul   | Aug   | Sep   | Oct   | Nov   | Dec  
|--------------------------------------------------------------------------------------------------------------------------------- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | ----- | -----
|1989                                                                                                                              | 97.1  | 96.6  | 97.1  | 96.7  | 95.9  | 95.1  | 94.3  | 94.7  | 94.1  | 94.2  | 94.6  | 96.8 
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|1990                                                                                                                              | 97.6  | 97.1  | 96.0  | 95.7  | 94.3  | 94.5  | 93.6  | 93.1  | 92.6  | 93.3  | 94.7  | 95.6 
|1991                                                                                                                              | 97.3  | 97.5  | 97.1  | 96.6  | 95.9  | 94.8  | 94.5  | 94.7  | 94.1  | 95.8  | 96.5  | 97.4 
|1992                                                                                                                              | 97.2  | 97.2  | 96.3  | 95.6  | 94.1  | 92.8  | 93.1  | 92.7  | 94.1  | 95.0  | 97.0  | 97.4 
|1993                                                                                                                              | 97.3  | 97.4  | 96.5  | 96.3  | 94.6  | 96.2  | 95.0  | 93.4  | 93.4  | 95.4  | 97.1  | 98.1 
|1994                                                                                                                              | 98.1  | 98.3  | 98.2  | 95.8  | 95.8  | 95.4  | 95.2  | 94.1  | 95.2  | 96.2  | 96.5  | 97.8 
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|1995                                                                                                                              | 97.9  | 98.5  | 97.8  | 96.7  | 95.9  | 96.2  | 94.4  | 94.9  | 95.6  | 94.7  | 95.6  | 97.0 
|1996                                                                                                                              | 94.9  | 96.5  | 93.7  | 92.4  | 86.2  | 86.8  | 81.4  | 85.0  | 87.0  | 87.3  | 92.2  | 93.2 
|1997                                                                                                                              | 83.9  | 81.9  | 77.6  | 71.5  | 61.9  | 56.1  | 51.6  | 50.3  | 48.6  | 51.7  | 64.7  | 53.1 
|1998                                                                                                                              | 47.0  | 49.3  | 45.6  | 32.1  | 26.8  | 24.3  | 22.2  | 22.7  | 23.0  | 25.2  | 38.3  | 37.7 
|1999                                                                                                                              | 44.9  | 38.9  | 35.2  | 27.3  | 25.7  | 23.4  | 24.1  | 24.4  | 23.7  | 28.1  | 30.5  | 37.8 
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|2000                                                                                                                              | 41.9  | 44.5  | 38.2  | 30.3  | 29.8  | 25.2  | 29.7  | 33.3  | 30.4  | 38.2  | 42.1  | 50.4 
|2001                                                                                                                              | 41.4  | 41.3  | 39.9  | 30.3  | 24.0  | 22.6  | 21.7  | 21.1  | 17.4  | 27.9  | 26.8  | 36.5 
|2002                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2003                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2004                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
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|2005                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2006                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2007                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2008                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2009                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
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|2010                                                                                                                              | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0 | 100.0
|2011                                                                                                                              | 36.3  | 30.7  | 28.4  | 25.1  | 23.3  | 18.0  | 22.0  | 18.5  | 16.3  | 23.4  | 27.8  | 26.1 
|2012                                                                                                                              | 31.2  | 29.0  | 26.2  | 21.0  | 17.5  | 18.1  | 21.2  | 17.7  | 16.5  | 19.7  | 26.6  | 27.7 
|2013                                                                                                                              | 31.2  | 30.4  | 29.8  | 25.5  | 20.8  | 17.8  | 19.7  | 17.6  | 16.2  | 22.2  | 25.1  | 29.2 
|2014                                                                                                                              | 32.2  | 31.7  | 32.3  | 23.0  | 21.0  | 20.2  | 19.3  | 17.8  | 15.4  | 21.0  | 29.6  | 30.0 
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|2015                                                                                                                              | 32.9  | 32.7  | 32.2  | 24.8  | 21.4  | 19.6  | 21.7  | 17.3  | 18.6  | 23.4  | 28.6  | 25.1 
|2016                                                                                                                              | 29.9  | 30.1  | 28.0  | 24.9  | 23.9  | 19.7  | 15.7  | 18.0  | 16.5  | 20.8  | 23.6  | 31.1 
|2017                                                                                                                              | 30.0  | 31.9  | 28.1  | 23.7  | 21.6  | 20.0  | 17.0  | 16.5  | 16.9  | 21.1  | 28.5  | 28.7 
|2018                                                                                                                              | 34.8  | 30.1  | 32.7  | 25.4  | 20.4  | 17.8  | 21.5  | 18.9  | 16.4  | 23.6  | 27.0  | 31.7 
|2019                                                                                                                              | 32.8  | 27.9  | 29.6  | 18.9  | 22.2  | 17.5  | 20.7  | 17.4  | 16.6  | 21.1  | 25.0  | 28.1 
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|2020                                                                                                                              | 33.6  | 27.7  | 27.1  | 23.5  | 19.5  | 18.2  | 22.7  | 14.8  | 13.9  | 22.4  | 25.8  | 34.4 
|2021                                                                                                                              | 35.9  | 33.9  | 29.5  | 26.5  | 19.3  | 20.7  | 18.6  | 18.5  | 19.6  | 20.0  | 26.2  | 28.1 
|2022                                                                                                                              | 33.2  | 32.1  | 28.2  | 23.6  | 20.2  | 17.2  | 16.6  | 15.1  | 19.4  | 21.3  | 27.1  | 32.2 
|2023                                                                                                                              | 28.7  | 29.5  | 28.3  | 24.1  | 20.2  | 18.3  | 17.6  | 17.4  | 18.2  | 20.5  | 26.6  | 31.1 
|2024                                                                                                                              | 30.6  | 29.7  | 28.2  | 25.3  | 20.7  |       |       |       |       |       |       |      
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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