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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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|Colorado Natural Gas Price Sold to Electric Power Consumers  (Dollars per Thousand Cubic Feet)
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|Colorado 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                                                                                                                              | 2.86 | 2.56 | 2.92 | 2.91 | 2.71 | 2.11 | 1.91 | 2.22 | 2.06 | 2.36  | 3.01  | 3.25
|2003                                                                                                                              | 3.30 | 3.80 | 5.12 | 3.46 | W    | 5.13 | 4.64 | 4.56 | 4.49 | 4.52  | 3.97  | 5.08
|2004                                                                                                                              | 5.73 | 5.49 | 4.59 | 4.67 | 5.59 | 5.85 | 5.66 | 6.16 | 4.82 | 5.05  | 6.80  | 6.45
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|2005                                                                                                                              | W    | W    | 5.70 | W    | W    | W    | 6.43 | 6.77 | 8.46 | 10.31 | 10.13 | 9.77
|2006                                                                                                                              | 8.93 | 7.14 | 6.58 | 5.85 | 5.77 | 5.34 | 5.75 | 6.52 | 5.13 | 4.62  | 6.52  | 6.15
|2007                                                                                                                              | 5.33 | 7.12 | 6.67 | 4.88 | 4.38 | 3.59 | 4.01 | 3.93 | 2.10 | 2.37  | 4.41  | 6.45
|2008                                                                                                                              | 6.67 | 7.76 | 8.67 | 8.61 | 9.45 | 9.48 | 9.26 | 7.43 | 3.42 | 4.47  | 4.20  | 5.54
|2009                                                                                                                              | 5.19 | 4.19 | 3.73 | 3.67 | 3.84 | 3.79 | 3.72 | 3.93 | 3.79 | 4.94  | 4.95  | 5.81
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|2010                                                                                                                              | 6.62 | 6.07 | 5.06 | 4.78 | 4.95 | 5.25 | 4.94 | 4.56 | 4.64 | 4.52  | 4.99  | 5.22
|2011                                                                                                                              | 5.23 | 5.46 | 5.28 | 5.26 | 5.16 | 5.40 | 4.86 | 5.09 | 5.30 | 4.67  | 4.17  | 4.17
|2012                                                                                                                              | W    | W    | W    | 4.02 | W    | W    | W    | W    | W    | W     | W     | W   
|2013                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
|2014                                                                                                                              | W    | W    | 6.26 | 6.06 | W    | W    | W    | W    | W    | 4.87  | W     | 5.21
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|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    | W    | W    | W     | W     | W   
|2018                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
|2019                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
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|2020                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
|2021                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
|2022                                                                                                                              | W    | W    | W    | W    | 8.16 | W    | W    | W    | W    | W     | W     | 8.48
|2023                                                                                                                              | W    | W    | W    | W    | W    | W    | W    | W    | W    | W     | W     | W   
|2024                                                                                                                              | W    | W    | 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