How did CO2 emissions change over time?

Carbon dioxide (CO2) emissions from fossil fuels and industry (by countries' income quintiles).
(Billions tonnes CO2)

1750176017701780179018001810182018301840185018601870188018901900191019201930194019501960197019801990200020102020 02B4B6B8B10B12B14B16B
Upper-middle-income
Lower-middle-income
Low-income
High-income
Source: Global Carbon Budget (2024)/Our World In Data