Download leveling data
				TIDE GAUGE LOCAL LEVELING NETWORK DATA OF STATION ONISAKI
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Benchmark    Lat.        Long.         Height    Year of determination St.dev    Distance_to_TG
  10chr   (°) 14chr     (°) 14chr      (m) 10chr        22chr          (m)10chr  (m) 10chr
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Attach-18      ----          ----          9.200         2003            0.00000      ----
9000000130     ----          ----         11.389         2003            0.00100      ----
P116           ----          ----         15.954         2003            0.00200      ----