TABLE III.

Mean values ( $\pm \sigma$) of IR (%) between 2020 and 2019 in Milan and Rome during weekdays and weekends per period.

	Milan urban area				Rome suburban area
	Weekdays		Weekends		Weekdays		Weekends
Period	2020	2019	2020	2019	2020	2019	2020	2019
PreL IR	88.72 (± 2.37)	88.51 (± 2.50)	88.88 (± 2.84)	88.83 (± 3.01)	93.26 (± 1.36)	93.31 (± 1.52)	92.85 (± 1.36)	92.91 (± 1.57)
Lock IR	89.15 (± 3.23)	88.62 (± 2.27)	88.86 (± 3.81)	88.80 (± 2.78)	92.34 (± 0.84)	93.23 (± 1.40)	92.94 (± 1.18)	92.95 (± 1.46)
PostL IR	88.75 (± 2.54)	88.65 (± 2.14)	88.77 (± 3.01)	88.78 (± 2.68)	92.68 (± 1.19)	93.18 (± 1.40)	92.25 (± 1.40)	92.88 (± 1.48)