condition mean min max 3 h after light 0.2960080333333333 0.0329477 0.546704 7 h after light 0.248230325 0.0765999 0.605174 11 h after light 0.3175375 0.116273 0.479766 2 h after dark 0.3453873333333333 0.134096 0.642387 6 h after dark 0.35223968333333333 0.0441162 0.526363 10 h after dark 0.258209425 0.0475783 0.752339