 Year  Bio_org Bio_opt Ocn_org Ocn_opt  Fossil    Fire Net_org Net_opt (PgC/a)
 2019    0.51    0.66  -37.50  -26.92    0.18    0.06    0.72    0.88
 2020   -0.74   -1.06  -57.86  -53.83    0.43    0.21   -0.16   -0.48
 2021   -0.57   -1.05  -35.39  -32.92    0.45    0.39    0.23   -0.24
 2022   -0.86   -1.17  -18.52  -17.01    0.41    0.08   -0.38   -0.69
 2023    0.01    0.01    1.03    0.96    0.00    0.00    0.02    0.02
