View History:  Annual  
Download Data (XLS File)
Illinois Natural Gas Number of Residential Consumers  (Number of Elements)
Illinois Natural Gas Number of Residential Consumers (Number of Elements)
Decade Year-0 Year-1 Year-2 Year-3 Year-4 Year-5 Year-6 Year-7 Year-8 Year-9
  1980's 3,170,364 3,180,199 3,248,117
  1990's 3,287,091 3,320,285 3,354,679 3,388,983 3,418,052 3,452,975 3,494,545 3,521,707 3,556,736 3,594,071
  2000's 3,631,762 3,670,693 3,688,281 3,702,308 3,754,132 3,975,961 3,812,121 3,845,441 3,869,308 3,839,438
  2010's 3,842,206 3,855,942 3,878,806 3,838,120 3,870,670 3,876,362 3,896,736 3,903,569 3,923,751 3,940,659
  2020's 3,958,170 3,973,048 3,979,278


- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 2/29/2024
Next Release Date: 3/29/2024

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