Table 4.

Daily noise indicator variation in dB between 2020 and the 2018 to 2019 in the selected sensors by lockdown stage.

Index	Stage	S#1	S#2	S#3	S#4	S#5	S#6	S#7	S#8
	Stage A	0.4	−0.3	1.4	0.4	0.1	−1.4	2.2	1.3
$Ld$	Stage B	−2.9	−6.3	−3.9	−6	−7.7	−7.4	−0.8	−4.6
	Stage C	−0.7	−4	−1.3	−0.8	−3.3	−4.7	1.1	−5.0
	Stage A	0.4	−0	−0.1	1.7	1.1	−1.3	1.4	2.5
$Le$	Stage B	−4.3	−7.3	−5.1	−9.3	−12.1	−8.5	−3.7	−7.3
	Stage C	−1.3	−2.7	−1.64	−1.9	−2.9	−5	−1.2	−5
	Stage A	0.4	0.1	-0.1	1.2	0.0	−1	1.8	1.5
$Ln$	Stage B	−4.7	−7.5	−5.4	−6.5	−12.1	−9	−1.9	−1.5
	Stage C	−2.3	−4.2	−1.3	−2.5	−6.4	−6.6	−1.2	−8.6