Reference Data in Stara Zagora 34 indicators covering reference data for Stara Zagora. IndicatorLatest Year10-yr change Rank Cooling and heating degree days by NUTS 2 regions - annual data 6.18 % change on previous year 2025 up 432.3% 873rd Cooling and heating degree days - Cities and FUAs — Cooling degree 292.14 Degree days 2025 up 16.6% 405th Cooling and heating degree days - Cities and FUAs — Change in cooling 101.76 Degree days 2025 up 68.9% 193rd Cooling and heating degree days - Cities and FUAs 1,531 Degree days 2025 down 16.3% 672nd Cooling and heating degree days - Cities and FUAs — Change in heating -568.07 Degree days 2025 down 109.8% 1127th Cooling and heating degree days - Cities and FUAs — Change in heating -38.98 % change on previous year 2025 down 235.0% 700th Cooling and heating degree days - Cities and FUAs, annual growth rate -9.43 % change on previous year 2025 down 247.3% 739th Cooling and heating degree days - Cities and FUAs — Change in cooling -61.46 % change on previous year 2025 down 111.3% 331st Cooling and heating degree days - Cities and FUAs — Cooling degree -35.71 % change on previous year 2025 down 185.6% 604th Cooling and heating degree days by NUTS 2 regions - monthly data -2.95 % change on previous year 2025 down 69.4% 895th Precipitation - Cities and FUAs — Change in extreme precipitation 0.7333 Days per year 2024 down 87.1% 711th Precipitation - Cities and FUAs — Extreme precipitation days 4.29 Days per year 2024 down 53.6% 809th Cooling and heating degree days by NUTS 2 regions - annual data 2,037 Number 2025 down 4.3% 1382nd Cooling and heating degree days by NUTS 2 regions - monthly data 376.28 Number 2025 down 5.3% 1056th Dependency ratio - Cities and FUAs 44.2 Percentage of population aged 15-64 years 2025 up 20.1% 89th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 — 271st Coastal flooding - Cities and FUAs — Built-up area exposure to 0 Percentage of built-up area 2022 — 277th Deaths (total) by NUTS 3 region 4,719 Number 2024 down 12.5% 802nd Internet speed - Cities and FUAs — Downloading speed 7.5 Percentage of national value 2025 up 170.1% 571st Internet speed - Cities and FUAs — Uploading speed -17.7 Percentage of national value 2025 up 19.2% 1010th Deaths by week, sex and NUTS 3 region 89 Number 2026 down 34.1% 667th Deaths by week and NUTS 3 region 89 Number 2026 down 34.1% 667th Deaths by week, sex, 5-year age group and NUTS 3 region 89 Number 2026 down 34.1% 662nd Road accidents by NUTS 3 region 389 Number 2024 up 33.2% 1035th Area by NUTS 3 region 5,150 Square kilometre 2026 unchanged 862nd National road freight transport by region of unloading (NUTS 3) and 7,912 Thousand tonnes 2025 down 3.3% 728th National road freight transport by region of loading (NUTS 3) and 10,024 Thousand tonnes 2025 up 18.8% 585th Police-recorded offences by NUTS 3 region 2 Number 2024 down 50.0% 755th Nights spent at tourist accommodation establishments by NUTS 3 region 657,087 Number 2024 — 1105th Deaths by age group, sex and NUTS 3 region 4,719 Number 2024 down 12.5% 799th Guest nights spent at short-stay accommodation offered via 59,845 Number 2025 up 908.3% 938th Nights spent at tourist accommodation establishments by NUTS 3 region 657,087 Number 2024 — 689th Area by NUTS 3 region 5,129 Square kilometre 2015 down 0.4% 694th Establishments, bedrooms and bed-places in tourist accommodation by 36 Number 2011 up 80.0% 1486th