Wind Power Cost - US Interior (unsubsidized) - cents per kW-hr
| year | Wind Power Cost - US Interior (unsubsidized) - cents per kW-hr |
| 1980 | 58.6776 |
| 1981 | 53.9105 |
| 1982 | 48.6449 |
| 1983 | 44.9722 |
| 1984 | 39.808 |
| 1985 | 34.6503 |
| 1986 | 30.7257 |
| 1987 | 27.4171 |
| 1988 | 24.84 |
| 1989 | 21.8234 |
| 1990 | 19.8151 |
| 1991 | 17.6654 |
| 1992 | 15.5804 |
| 1993 | 14.2484 |
| 1994 | 12.9511 |
| 1995 | 11.9028 |
| 1996 | 10.4571 |
| 1997 | 9.29633 |
| 1998 | 8.27065 |
| 1999 | 7.38444 |
| 2000 | 6.68032 |
| 2001 | 6.22289 |
| 2002 | 5.59302 |
| 2003 | 5.42323 |
| 2004 | 5.39597 |
| 2005 | 5.56079 |
| 2006 | 6.35417 |
| 2007 | 6.34571 |
| 2008 | 7.01586 |
| 2009 | 7.39483 |
| 2010 | 7.01086 |
| 2011 | 6.22668 |
| 2012 | 5.38577 |
| 2013 | 4.61325 |
| 2014 | 4.18794 |
| 2015 | 4.174 |
| 2016 | 4.18958 |