Japan [Japan]
- min:
- 4.097
- max:
- 5.007
- avg:
- 4.495
- σ:
- 0.21
| Period | Value |
|---|
| 1973 | 5.007445812225342 |
| 1974 | 4.768051624298096 |
| 1975 | 4.722533226013184 |
| 1976 | 4.688933372497559 |
| 1977 | 4.690896987915039 |
| 1978 | 4.804403781890869 |
| 1979 | 4.626367568969727 |
| 1980 | 4.384178161621094 |
| 1981 | 4.398728370666504 |
| 1982 | 4.37224817276001 |
| 1983 | 4.373261451721191 |
| 1984 | 4.396851062774658 |
| 1985 | 4.39420747756958 |
| 1986 | 4.6574625968933105 |
| 1987 | 4.661067008972168 |
| 1988 | 4.6715087890625 |
| 1989 | 4.656449794769287 |
| 1990 | 4.59674596786499 |
| 1991 | 4.616876125335693 |
| 1992 | 4.636300563812256 |
| 1993 | 4.652327537536621 |
| 1994 | 4.666825294494629 |
| 1995 | 4.64477014541626 |
| 1996 | 4.605257034301758 |
| 1997 | 4.566676616668701 |
| 1998 | 4.612799167633057 |
| 1999 | 4.606942653656006 |
| 2000 | 4.559772491455078 |
| 2001 | 4.5609564781188965 |
| 2002 | 4.55156946182251 |
| 2003 | 4.5208210945129395 |
| 2004 | 4.473539352416992 |
| 2005 | 4.391978740692139 |
| 2006 | 4.313634395599365 |
| 2007 | 4.269409656524658 |
| 2008 | 4.162433624267578 |
| 2009 | 4.295847415924072 |
| 2010 | 4.231354713439941 |
| 2011 | 4.146167755126953 |
| 2012 | 4.130308151245117 |
| 2013 | 4.108423709869385 |
| 2014 | 4.09733247756958 |
| 2015 | 4.188425540924072 |
| 2016 | 4.313807964324951 |