Reference Data in Gunsan 11 indicators covering reference data for Gunsan. IndicatorLatest Year10-yr change Rank Cooling and heating degree days - Cities and FUAs — Cooling degree 441.86 Degree days 2025 up 77.3% 251st Cooling and heating degree days - Cities and FUAs — Change in cooling 194.62 Degree days 2025 up 9,591.9% 53rd Cooling and heating degree days - Cities and FUAs 2,040 Degree days 2025 up 17.6% 364th Cooling and heating degree days - Cities and FUAs — Change in heating 119.82 Degree days 2025 up 164.5% 35th Precipitation - Cities and FUAs — Extreme precipitation days 16.43 Days per year 2024 down 4.2% 258th Precipitation - Cities and FUAs — Change in extreme precipitation -2.53 Days per year 2024 down 39.3% 1248th Dependency ratio - Cities and FUAs 32.9 Percentage of population aged 15-64 years 2023 up 70.5% 425th Wind threats - Cities and FUAs — Exposure to wind threats 0 Percentage of area 2023 — 273rd Coastal flooding - Cities and FUAs — Built-up area exposure to 10.06 Percentage of built-up area 2022 up 79.3% 55th Internet speed - Cities and FUAs — Downloading speed 4.1 Percentage of national value 2025 up 131.1% 727th Internet speed - Cities and FUAs — Uploading speed 7.8 Percentage of national value 2025 up 259.2% 549th