4.04
2025 (latest)
Every value on this page is read from the publisher below. Current and historical source documents:
| Year | Energy intensity | Change |
|---|---|---|
| 2025 | 4.04 | −0% |
| 2024 | 4.05 | −2% |
| 2023 | 4.13 | −4% |
| 2022 | 4.30 | −1% |
| 2021 | 4.34 | −1% |
| 2020 | 4.38 | −6% |
| 2019 | 4.66 | −3% |
| 2018 | 4.82 | +1% |
| 2017 | 4.79 | −3% |
| 2016 | 4.92 | −2% |
| 2015 | 5.03 | −4% |
| 2014 | 5.22 | −1% |
| 2013 | 5.29 | +1% |
| 2012 | 5.26 | −5% |
| 2011 | 5.51 | −3% |
| 2010 | 5.67 | +1% |
| 2009 | 5.60 | −3% |
| 2008 | 5.76 | −2% |
| 2007 | 5.90 | −0% |
| 2006 | 5.92 | −4% |
| 2005 | 6.14 | −3% |
| 2004 | 6.35 | −1% |
| 2003 | 6.44 | −2% |
| 2002 | 6.60 | −0% |
| 2001 | 6.63 | −3% |
| 2000 | 6.86 | −1% |
| 1999 | 6.96 | −3% |
| 1998 | 7.16 | −4% |
| 1997 | 7.43 | −4% |
| 1996 | 7.72 | −1% |
| 1995 | 7.77 | −1% |
| 1994 | 7.83 | −2% |
| 1993 | 7.97 | −1% |
| 1992 | 8.06 | −2% |
| 1991 | 8.19 | +0% |
| 1990 | 8.18 | −2% |
| 1989 | 8.38 | −2% |
| 1988 | 8.51 | +1% |
| 1987 | 8.44 | +0% |
| 1986 | 8.43 | −3% |
| 1985 | 8.70 | −4% |
| 1984 | 9.06 | −2% |
| 1983 | 9.22 | −5% |
| 1982 | 9.69 | −3% |
| 1981 | 9.97 | −5% |
| 1980 | 10.48 | −3% |
| 1979 | 10.83 | −2% |
| 1978 | 11.05 | −3% |
| 1977 | 11.42 | −1% |
| 1976 | 11.57 | +1% |
| 1975 | 11.51 | −3% |
| 1974 | 11.82 | −2% |
| 1973 | 12.07 | −1% |
| 1972 | 12.24 | −0% |
| 1971 | 12.26 | −1% |
| 1970 | 12.42 | +3% |
| 1969 | 12.02 | +2% |
| 1968 | 11.82 | +1% |
| 1967 | 11.68 | +0% |
| 1966 | 11.64 | −1% |
| 1965 | 11.74 | −2% |
| 1964 | 12.00 | −1% |
| 1963 | 12.17 | −0% |
| 1962 | 12.22 | −2% |
| 1961 | 12.41 | −1% |
| 1960 | 12.55 | +1% |
| 1959 | 12.41 | −2% |
| 1958 | 12.69 | +0% |
| 1957 | 12.66 | −2% |
| 1956 | 12.93 | +2% |
| 1955 | 12.72 | +3% |
| 1954 | 12.38 | −2% |
| 1953 | 12.65 | −2% |
| 1952 | 12.89 | −5% |
| 1951 | 13.51 | −1% |
| 1950 | 13.64 | −0% |
| 1949 | 13.65 | — |