condition mean min max 4 h after light 214.2396505 176.978561 251.50074 8 h after light 253.863759 249.175637 258.551881 12 h after light 303.657719 290.49321 316.822228 4 h after dark 240.11281100000002 221.492405 258.733217 8 h after dark 340.237884 339.399939 341.075829 12 h after dark 248.385903 248.385903 248.385903