1597.25   1651.51
   1654.51   1713.70
   1716.70   1745.40
   1748.40   1766.52
   1780.35   1790.54
   1793.54   1841.37
   1844.37   1882.59
   1885.59   1896.17
   1899.17   1917.39
   1924.76   1938.08
   1946.60   1956.81
   1959.81   2029.93
   2032.93   2049.86
   2056.31   2075.51
   2078.51   2094.86
   2103.70   2149.72
   2152.72   2185.45
   2198.67   2225.07
   2310.86   2311.72