Reference Data in Siena 18 indicators covering reference data for Siena. IndicatorLatest Year10-yr change Rank Assumptions for probability of dying by age, sex, type of projection a 0.0002 Number 2100 down 25.0% 1067th Cooling and heating degree days by NUTS 2 regions - monthly data 305.88 Number 2025 down 6.1% 1499th Cooling and heating degree days by NUTS 2 regions - annual data 1,516 Number 2025 down 15.2% 1544th Deaths (total) by NUTS 3 region 3,267 Number 2024 up 4.2% 1098th Deaths by week, sex and NUTS 3 region 69 Number 2026 down 17.9% 788th Deaths by week and NUTS 3 region 69 Number 2026 down 17.9% 788th Deaths by week, sex, 5-year age group and NUTS 3 region 69 Number 2026 down 17.9% 783rd Road accidents by NUTS 3 region 759 Number 2024 down 12.7% 732nd Area by NUTS 3 region 3,821 Square kilometre 2026 unchanged 1010th National road freight transport by region of unloading (NUTS 3) and ty 4,447 Thousand tonnes 2025 up 24.6% 1061st National road freight transport by region of loading (NUTS 3) and type 3,796 Thousand tonnes 2025 up 29.9% 1160th Police-recorded offences by NUTS 3 region 0 Number 2023 down 100.0% 1239th Nights spent at tourist accommodation establishments by NUTS 3 region 6.37 million Number 2025 up 171.6% 386th Deaths by age group, sex and NUTS 3 region 3,267 Number 2024 up 4.2% 1097th Guest nights spent at short-stay accommodation offered via collaborati 1.90 million Number 2025 up 89.6% 135th Nights spent at tourist accommodation establishments by NUTS 3 region 6.37 million Number 2025 up 171.6% 114th Area by NUTS 3 region 3,821 Square kilometre 2015 unchanged 816th Establishments, bedrooms and bed-places in tourist accommodation by NU 2,627 Number 2011 up 20.7% 108th