Reference Data in Sofia (stolitsa) 18 indicators covering reference data for Sofia (stolitsa). IndicatorLatest Year10-yr change Rank Assumptions for probability of dying by age, sex, type of projection a 0.0002 Number 2100 down 29.0% 540th Cooling and heating degree days by NUTS 2 regions - monthly data 455.49 Number 2025 down 7.3% 578th Cooling and heating degree days by NUTS 2 regions - annual data 2,645 Number 2025 down 5.7% 777th Deaths (total) by NUTS 3 region 14,564 Number 2024 down 5.2% 288th Deaths by week, sex and NUTS 3 region 231 Number 2026 down 40.8% 279th Deaths by week and NUTS 3 region 231 Number 2026 down 40.8% 279th Deaths by week, sex, 5-year age group and NUTS 3 region 231 Number 2026 down 40.8% 277th Road accidents by NUTS 3 region 747 Number 2024 down 42.5% 740th Area by NUTS 3 region 1,342 Square kilometre 2026 unchanged 1458th National road freight transport by region of unloading (NUTS 3) and ty 26,722 Thousand tonnes 2025 up 92.6% 104th National road freight transport by region of loading (NUTS 3) and type 20,419 Thousand tonnes 2025 up 35.0% 194th Police-recorded offences by NUTS 3 region 11 Number 2024 down 56.0% 287th Nights spent at tourist accommodation establishments by NUTS 3 region 2.27 million Number 2024 — 711th Deaths by age group, sex and NUTS 3 region 14,564 Number 2024 down 5.2% 285th Guest nights spent at short-stay accommodation offered via collaborati 1.37 million Number 2025 up 104.5% 172nd Nights spent at tourist accommodation establishments by NUTS 3 region 2.27 million Number 2024 — 325th Area by NUTS 3 region 1,329 Square kilometre 2015 down 1.5% 1214th Establishments, bedrooms and bed-places in tourist accommodation by NU 121 Number 2011 up 236.1% 1021st