Table 1. Estimation of the number of people infected from Covid-19 by Italian regions. Lower and Upper Bounds are computed through the Bootstrap t-percentile method whereas the mean values is computed as in (6) and (7). The regions belonging to the set ° are in Italics.

	Lower bound	Mean	Upper bound	Official cases	Population	Morbidity (%)
Abruzzo	526	600	807	78	1,311,580	0.06
Basilicata	48	54	70	8	562,869	0.01
Bolzano	697	730	795	103	531,178	0.15
Calabria	182	238	493	32	1,947.131	0.03
Campania	988	1,292	2,676	174	5,801.692	0.05
Emilia Romagna	10,980	12,299	14,897	1,758	4,459,477	0.33
Friuli Venezia Giulia	983	1,201	2,514	148	1,215,220	0.21
Lazio	1,485	1,680	2,089	172	5,879,082	0.04
Liguria	1,346	1,608	1,995	243	1,550,640	0.13
Lombardia	37,744	45,020	49,723	6,896	10,060,574	0.49
Marche	3,151	3,891	4,593	570	1,525,271	0.30
Molise	119	134	167	16	305,617	0.05
Piemonte	3,216	3,703	4,217	554	4,356,406	0.10
Puglia	490	670	1292	98	4,029,053	0.03
Sardegna	244	278	375	39	1,639,591	0.02
Sicilia	776	865	1,098	111	4,999,891	0.02
Toscana	2,352	2,755	3,965	352	3,729,641	0.11
Trento	670	764	1,028	102	541,098	0.19
Umbria	432	481	611	62	882,015	0.07
Valle Aosta	139	183	356	26	125,666	0.28
Veneto	8,382	9,343	12,028	1,297	4,905,854	0.25
Totale Italia	74,950	87,789	105,789	12,839	60,359,546	0.18