View History:    Monthly     Annual   
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Percent of Commercial Natural Gas Deliveries in Iowa Represented by the Price (Percent)
Percent of Commercial Natural Gas Deliveries in Iowa Represented by the Price (Percent)
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
  1989 98.4 98.4 98.5 98.0 97.0 96.3 95.4 95.0 95.2 96.6 97.6 98.3
  1990 98.5 98.2 98.1 97.8 97.3 96.3 95.3 95.6 92.3 95.5 97.5 97.7
  1991 98.4 98.4 98.2 97.3 96.7 95.7 94.9 91.5 96.0 96.3 98.5 98.0
  1992 97.6 97.4 96.5 96.2 94.3 93.2 91.3 90.6 88.7 91.0 96.1 96.7
  1993 96.6 96.6 95.8 96.4 92.9 90.8 90.2 88.3 88.9 92.8 95.2 93.2
  1994 92.9 94.3 91.2 90.5 87.9 84.1 81.3 80.0 80.5 86.0 90.4 91.0
  1995 91.7 92.0 91.1 88.8 86.1 81.9 80.0 77.7 80.7 86.9 89.6 91.2
  1996 90.5 92.0 88.3 85.8 85.9 86.6 77.2 92.2 77.0 81.8 86.6 87.2
  1997 91.1 90.7 89.0 93.5 83.8 92.8 75.8 85.1 77.9 80.1 85.0 89.4
  1998 88.3 89.6 87.3 84.4 88.9 73.6 72.4 82.1 77.0 77.4 84.0 89.4
  1999 86.9 84.9 87.5 77.5 93.7 76.7 72.6 75.3 71.9 79.7 83.2 83.7
  2000 87.1 86.0 84.2 79.3 54.5 68.9 71.5 77.7 71.7 77.2 82.2 84.2
  2001 92.8 85.4 83.7 77.9 70.5 72.2 71.6 82.2 60.9 73.4 76.5 82.6
  2002 83.5 83.1 81.2 83.7 78.3 68.3 65.3 72.4 53.0 89.9 89.2 83.5
  2003 81.4 79.9 80.4 76.8 72.5 73.4 72.3 69.6 72.2 72.6 77.2 78.8
  2004 80.0 77.8 78.1 71.2 70.9 69.4 66.0 68.9 68.3 78.7 84.0 87.5
  2005 86.2 83.8 82.2 66.4 77.6 60.9 66.2 66.1 62.8 72.7 77.4 81.9
  2006 79.7 81.6 80.9 69.5 72.6 67.1 67.9 67.8 67.7 76.8 80.1 81.3
  2007 82.9 82.3 78.7 77.0 66.5 68.8 65.4 64.4 65.6 71.9 79.9 80.4
  2008 83.7 80.8 78.4 71.8 74.5 71.4 69.8 68.7 51.6 61.7 73.0 79.1
  2009 77.8 78.9 76.5 74.4 66.5 57.7 56.6 55.3 52.6 67.0 70.3 77.1
  2010 77.3 80.5 76.6 67.1 70.2 53.5 50.6 48.1 51.6 59.4 66.9 81.9
  2011 78.3 78.6 76.6 74.5 69.2 64.0 61.4 58.8 61.7 61.2 66.6 70.4
  2012 77.0 76.9 70.2 64.8 51.6 61.2 58.2 60.9 68.5 76.6 75.6 79.0
  2013 76.4 74.9 74.2 70.1 66.2 62.2 59.7 54.3 57.9 73.3 77.6 75.7
  2014 77.8 77.2 76.6 71.5 67.2 64.0 63.5 61.7 62.6 72.0 78.0 75.8
  2015 76.3 76.5 71.3 66.0 61.7 57.8 59.0 55.5 59.3 67.1 70.4 75.2
  2016 76.8 75.0 69.6 69.6 61.9 57.1 53.6 48.9 59.2 65.8 69.1 73.9
  2017 74.7 73.3 71.5 64.9 61.1 52.8 51.8 54.8 54.0 67.6 70.3 72.2
  2018 70.8 70.9 69.4 67.5 52.3 48.0 46.4 50.6 50.5 64.6 69.9 68.4
  2019 71.9 71.4 70.2 62.6 56.2 54.2 49.6 44.5 47.3 66.0 71.9 71.5
  2020 70.4 69.9 65.6 61.1 53.6 46.5 40.7 46.3 52.5 66.0 64.0 69.8
  2021 71.0 72.2 65.2 61.7 54.7 47.6 43.1 43.9 49.9 60.4 63.9 66.4
  2022 70.0 69.0 65.2 61.7 53.1 45.5 38.9 39.1 44.2 62.2 65.2 66.8
  2023 68.2 67.6 66.4 60.1 47.9 43.8 38.9 39.3 46.1 57.8 60.0 65.6
  2024 68.6 63.9 62.3 58.5 46.8 44.4 36.3 43.4 45.8

- = No Data Reported;  -- = Not Applicable;  NA = Not Available;  W = Withheld to avoid disclosure of individual company data.
Release Date: 11/29/2024
Next Release Date: 12/31/2024

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