| Residential land price index as of March (March, 1990=100) | |||
| Average over 223 major cities | Tokyou | Osaka | |
| 1987 | 78 | 68 | 39 |
| 1988 | 84 | 97 | 47 |
| 1989 | 89 | 94 | 62 |
| 1990 | 100 | 100 | 100 |
| 1991 | 110 | 104 | 103 |
| 1992 | 107 | 94 | 78 |
| 1993 | 102 | 80 | 64 |
| 1994 | 99 | 73 | 60 |
| 1995 | 97 | 69 | 57 |
| 1996 | 95 | 66 | 55 |
| 1997 | 94 | 63 | 53 |
| Oil price per kl (in Millions of Yen) | |||
| 1970 | 40.83 | ||
| 1973 | 56.37 | ||
| 1975 | 221.42 | ||
| 1979 | 262.35 | ||
| 1980 | 472.06 | ||
| 1982 | 539.09 | ||
| 1985 | 423.74 | ||
| 1986 | 181.69 | ||
| 1988 | 125.51 | ||
| 1990 | 198.24 | ||
| 1993 | 124.5 | ||
| 1994 | 105.81 | ||
| 1995 | 106.87 | ||
| 1996 | 139.37 | ||