condition mean min max 4 h after light 181.40300000000002 180.792 182.014 8 h after light 189.6285 176.891 202.366 12 h after light 172.6165 168.074 177.159 4 h after dark 241.434 229.889 254.85 8 h after dark 253.52266666666665 229.079 274.923 12 h after dark 217.219 215.383 219.97