 Year  Bio_org Bio_opt Ocn_org Ocn_opt  Fossil    Fire Net_org Net_opt (PgC/a)
 2019    0.42    0.61   -1.18   -0.16    0.07    0.06    0.55    0.74
 2020   -0.47   -0.42   -2.48   -2.07    0.16    0.20   -0.11   -0.06
 2021   -0.58   -0.73   -2.63   -2.10    0.17    0.39   -0.03   -0.18
 2022   -0.64   -0.40   -0.05    0.44    0.16    0.08   -0.40   -0.16
 2023    0.01    0.01    0.03    0.03    0.00    0.00    0.01    0.01
