Table 6.

Regional summary statistics relating to seasonality of total CO₂ emissions from GridFEDv2019.1.

Variable	Period	Global	Northern Extratropics	Tropics	Southern Extratropics
Mean Daily Emissions (Mt CO₂ day⁻¹)	1960–1969	30.5	26.2	3.7	0.5
	1970–1979	47.1	39.5	6.7	0.7
	1980–1989	55.1	44.5	9.5	0.9
	1990–1999	63.6	48.4	13.9	1.2
	2000–2009	78.1	55.8	20.5	1.5
	2010–2018	95.6	63.8	29.8	1.7
	2018	99.8	65.1	32.7	1.7
Mean Seasonal Amplitude (Mt CO₂ day⁻¹)	1960–1969	6.3	6.1	0.1	0.3
	1970–1979	10.1	9.8	0.2	0.5
	1980–1989	11.0	10.7	0.2	0.5
	1990–1999	12.2	11.7	0.2	0.8
	2000–2009	13.9	13.1	0.3	1.4
	2010–2018	15.5	14.0	0.4	1.9
Mean Seasonal Amplitude (%)	1960–1969	20.9	23.6	20.7	7.7
	1970–1979	21.6	25.0	21.2	7.6
	1980–1989	20.0	24.1	21.0	5.6
	1990–1999	19.1	24.2	20.9	6.1
	2000–2009	18.0	23.4	21.0	6.8
	2010–2018	16.3	22.1	21.6	6.5