DEPTH,  CAL 
  430.0   15.7
  430.5   15.7
  431.0   15.7
  431.5   15.7
  432.0   15.7
  432.5   15.7
  433.0   15.6
  433.5   15.6
  434.0   15.7
  434.5   15.7
  435.0   15.7
  435.5   15.7
  436.0   15.7
  436.5   15.7
  437.0   15.8
  437.5   15.9
  438.0   16.0
  438.5   16.2
  439.0   16.6
  439.5   17.0
  440.0   17.1
  440.5   16.8
  441.0   15.8
  441.5   15.8
  442.0   15.9
  442.5   16.0
  443.0   16.1
  443.5   16.2
  444.0   16.3
  444.5   16.3
  445.0   16.3
  445.5   16.3
  446.0   16.1
  446.5   15.9
  447.0   16.2
  447.5   16.3
  448.0   16.4
  448.5   16.5
  449.0   16.6
  449.5   16.7
  450.0   16.8
  450.5   16.9
  451.0   17.0
  451.5   17.2
  452.0   17.6
  452.5   17.7
  453.0   18.1
  453.5   18.2
  454.0   18.4
  454.5   18.5
  455.0   19.4
  455.5   20.2
  456.0   21.4
  456.5   22.0
  457.0   21.0
  457.5   19.4
  458.0   16.8
  458.5   16.4
  459.0   16.3
  459.5   16.2
  460.0   15.8
  460.5   15.8
  461.0   15.8
  461.5   15.7
  462.0   15.7
  462.5   15.7
  463.0   15.7
  463.5   15.7
  464.0   15.7
  464.5   15.7
  465.0   15.7
  465.5   15.8
  466.0   15.7
  466.5   15.7
  467.0   15.7
  467.5   15.7
  468.0   15.7
  468.5   15.7
  469.0   15.8
  469.5   15.8
  470.0   15.8
  470.5   15.8
  471.0   15.9
  471.5   15.9
  472.0   15.9
  472.5   16.0
  473.0   16.1
  473.5   15.8
  474.0   15.7
  474.5   15.7
  475.0   15.6
  475.5   15.6
  476.0   15.7
  476.5   15.7
  477.0   15.7
  477.5   15.7
  478.0   15.7
  478.5   15.7
  479.0   15.7
  479.5   15.7
  480.0   15.7
  480.5   15.7
  481.0   15.8
  481.5   15.8
  482.0   15.9
  482.5   16.0
  483.0   16.4
  483.5   16.6
  484.0   16.8
  484.5   16.6
  485.0   15.8
  485.5   15.6
  486.0   15.6
  486.5   15.6
  487.0   15.6
  487.5   15.6
  488.0   15.6
  488.5   15.6
  489.0   15.6
  489.5   15.6
  490.0   15.6
  490.5   15.6
  491.0   15.6
  491.5   15.6
  492.0   15.6
  492.5   15.6
  493.0   15.5
  493.5   15.5
  494.0   15.5
  494.5   15.5
  495.0   15.6
  495.5   15.6
  496.0   15.7
  496.5   15.7
  497.0   15.7
  497.5   15.7
  498.0   15.6
  498.5   15.6
  499.0   15.6
  499.5   15.6
  500.0   15.6
  500.5   15.7
  501.0   15.6
  501.5   15.6
  502.0   15.6
  502.5   15.6
  503.0   15.6
  503.5   15.6
  504.0   15.5
  504.5   15.5
  505.0   15.5
  505.5   15.5
  506.0   15.4
  506.5   15.4
  507.0   15.4
  507.5   15.4
  508.0   15.5
  508.5   15.5
  509.0   15.5
  509.5   15.5
  510.0   15.5
  510.5   15.4
  511.0   15.4
  511.5   15.4
  512.0   15.4
  512.5   15.5
  513.0   15.5
  513.5   15.5
  514.0   15.5
  514.5   15.5
  515.0   15.5
  515.5   15.5
  516.0   15.5
  516.5   15.5
  517.0   15.5
  517.5   15.4
  518.0   15.4
  518.5   15.4
  519.0   15.4
  519.5   15.4
  520.0   15.4
  520.5   15.4
  521.0   15.4
  521.5   15.4
  522.0   15.4
  522.5   15.4
  523.0   15.4
  523.5   15.4
  524.0   15.5
  524.5   15.5
  525.0   15.5
  525.5   15.5
  526.0   15.5
  526.5   15.5
  527.0   15.5
  527.5   15.5
  528.0   15.5
  528.5   15.5
  529.0   15.5
  529.5   15.4
  530.0   15.5
  530.5   15.5
  531.0   15.4
  531.5   15.4
  532.0   15.4
  532.5   15.4
  533.0   15.4
  533.5   15.4
  534.0   15.4
  534.5   15.4
  535.0   15.4
  535.5   15.4
  536.0   15.4
  536.5   15.4
  537.0   15.4
  537.5   15.4
  538.0   15.4
  538.5   15.4
  539.0   15.4
  539.5   15.4
  540.0   15.4
  540.5   15.4
  541.0   15.4
  541.5   15.4
  542.0   15.4
  542.5   15.4
  543.0   15.4
  543.5   15.4
  544.0   15.4
  544.5   15.4
  545.0   15.4
  545.5   15.4
  546.0   15.4
  546.5   15.4
  547.0   15.4
  547.5   15.4
  548.0   15.3
  548.5   15.3
  549.0   15.1
  549.5   14.8
  550.0   13.4
  550.5   11.7
  551.0   10.6
  551.5   10.6
  552.0   10.6