Italy [Italy]
- min:
- 4.382
- max:
- 4.595
- avg:
- 4.498
- σ:
- 0.053
| Period | Value |
|---|
| 1973 | 4.525844097137451 |
| 1974 | 4.441991806030273 |
| 1975 | 4.455727577209473 |
| 1976 | 4.424419403076172 |
| 1977 | 4.434152603149414 |
| 1978 | 4.442015647888184 |
| 1979 | 4.431281566619873 |
| 1980 | 4.410625457763672 |
| 1981 | 4.3817973136901855 |
| 1982 | 4.411504745483398 |
| 1983 | 4.421468257904053 |
| 1984 | 4.423409938812256 |
| 1985 | 4.428924560546875 |
| 1986 | 4.519292831420898 |
| 1987 | 4.539278030395508 |
| 1988 | 4.529804229736328 |
| 1989 | 4.5273118019104 |
| 1990 | 4.560471057891846 |
| 1991 | 4.589053153991699 |
| 1992 | 4.581374168395996 |
| 1993 | 4.547730445861816 |
| 1994 | 4.538244724273682 |
| 1995 | 4.5165910720825195 |
| 1996 | 4.5365214347839355 |
| 1997 | 4.536745548248291 |
| 1998 | 4.555440425872803 |
| 1999 | 4.553173065185547 |
| 2000 | 4.508355617523193 |
| 2001 | 4.516655921936035 |
| 2002 | 4.528799533843994 |
| 2003 | 4.540692329406738 |
| 2004 | 4.5339179039001465 |
| 2005 | 4.510236740112305 |
| 2006 | 4.487598419189453 |
| 2007 | 4.495508193969727 |
| 2008 | 4.479663372039795 |
| 2009 | 4.524536609649658 |
| 2010 | 4.494413375854492 |
| 2011 | 4.474949359893799 |
| 2012 | 4.463758945465088 |
| 2013 | 4.47506856918335 |
| 2014 | 4.493398189544678 |
| 2015 | 4.509960651397705 |
| 2016 | 4.5947699546813965 |