sealevel,mean_age,2 sigma,var
-0.01,0.3965,0.215,0.01155625
-0.5,1.6295,0.229,0.01311025
-1,2.552,0.38,0.0361
-1.5,2.6,0.334,0.027889
-2,4.3855,0.473,0.05593225
-2.5,4.5885,0.481,0.05784025
-2.9,4.608,0.742,0.137641
-1,2.0335,0.349,0.03045025
-1.5,2.6715,0.443,0.04906225
-2,2.929,0.3,0.0225
-2.5,3.3455,0.283,0.02002225
-3,4.009,0.346,0.029929
-3.5,4.368,0.558,0.077841
-4,4.5045,0.449,0.05040025
-4.5,4.6025,0.757,0.14326225
-4.8,4.695,0.36,0.0324
-4.9,5.509,0.418,0.043681
-4.3,6.339,0.126,0.003969
-7.2,8.337,0.292,0.021316
-7.4,8.8655,0.833,0.17347225
-6.7,6.871,0.302,0.022801