 Year  Bio_org Bio_opt Ocn_org Ocn_opt  Fossil    Fire Net_org Net_opt (PgC/a)
 2019   -0.30   -0.28    2.45    2.83    0.27    0.00   -0.03   -0.01
 2020   -0.19   -0.17    4.88    4.33    0.65    0.01    0.47    0.49
 2021   -0.11   -0.18    4.28    3.45    0.72    0.02    0.63    0.56
 2022   -0.14   -0.26    4.28    3.53    0.76    0.01    0.63    0.51
 2023   -0.00   -0.01   -0.01   -0.04    0.00    0.00    0.00   -0.00
