Depth D Age A Carbon C 126.4 1700 274.5 302.6 9140 259.0 375.6 12930 245.0 474.2 20090 194.5 602.3 30910 223.0 748.3 42310 178.5 852.5 50150 201.0 975.7 59770 201.0 1101.4 70770 243.0 1225.7 80900 222.5 1349.0 90630 226.0 1451.5 98950 225.0 1575.2 110510 233.5 1676.4 119500 280.0 1825.7 130460 275.0 1948.7 140430 231.0 2025.7 150700 200.5 2077.5 159690 195.5