condition mean min max 0 h after light 181.107 178.617 183.597 4 h after light 7.263895 6.6263 7.90149 8 h after light 1.2934649999999999 1.05251 1.53442 4 h after dark 8.395800000000001 7.61613 9.17547 8 h after dark 26.975250000000003 25.9673 27.9832 12 h after dark 89.56944999999999 46.9689 132.17