sealevel,mean_age,2 sigma,var
-16.1036,7.844,0.33,0.027225
-21.38065,9.4635,0.367,0.03367225
-20.455,8.45,0.28,0.0196
-22.71385,8.6915,0.449,0.05040025
-24.03715,8.5985,0.429,0.04601025
-25.8473,8.867,0.488,0.059536
-27.0312,8.648,0.476,0.056644
-31.76265,9.2435,0.373,0.03478225
-33.71315,9.6385,0.365,0.03330625
-35.849,9.71,0.408,0.041616
-39.17275,9.7225,0.423,0.04473225
-40.4482,10.078,0.386,0.037249
-42.2313,10.227,0.386,0.037249
-42.9147,10.113,0.588,0.086436
-45.35165,10.5535,0.345,0.02975625
-45.72605,10.3295,0.279,0.01946025
-49.549,10.71,0.468,0.054756
-51.15325,10.8175,0.469,0.05499025
-52.6036,10.844,0.508,0.064516
-53.6675,10.825,0.47,0.055225
-53.8892,10.468,0.384,0.036864
-57.8064,11.056,0.346,0.029929
-59.82345,11.2755,0.325,0.02640625
-61.56735,11.4565,0.579,0.08381025
-66.5977,12.683,0.312,0.024336
-68.58805,12.3095,0.529,0.06996025
-73.9305,12.595,0.428,0.045796
-75.95275,12.9225,0.455,0.05175625
-58,12.45,0.24,0.0144
-61,12.54,0.52,0.0676
-79,14.61,0.2,0.01