Year | Value | 2022 | 125.73646619181 | 2021 | 122.27008849357 | 2020 | 125.29920329083 | 2019 | 122.77923123377 | 2018 | 123.32145310909 | 2017 | 129.23845054936 | 2016 | 115.04966893865 | 2015 | 113.50253092129 | 2014 | 115.89626642857 | 2013 | 124.19941483435 | 2012 | 130.89611245072 | 2011 | 129.01927341493 | 2010 | 134.54872697069 | 2009 | 138.82985916191 | 2008 | 127.30818192314 | 2007 | 133.62682686064 | 1981 | 160.11742782152 | 1980 | 152.03787563225 | 1979 | 168.76790830946 | 1978 | 148.31751509922 | 1977 | 176.74003569304 | 1976 | 186.44859813084 | 1975 | 171.42857142857 | 1974 | 150.73170731707 | 1973 | 139.23900118906 | 1972 | 141.80064308682 | 1971 | 132.90676416819 | 1970 | 126.47657841141 | 1969 | 126.31578947368 | 1968 | 130.75871496924 | 1967 | 133.073470352 | 1966 | 135.55555555556 | 1965 | 126.27551020408 | 1964 | 124.52830188679 | 1963 | 127.38095238095 | 1962 | 126.42140468227 | 1961 | 129.01960784314 | 1960 | 124.6963562753 |
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