condition mean min max 2 h after light 0.38130166666666665 0.0 1.01649 6 h after light 0.8174835 0.0 2.068 10 h after light 1.029902 0.422298 1.56599 14 h after light 1.4190975 0.0 3.93819 18 h after light 0.9515478333333334 0.0 1.99827 2 h after dark 1.4648006666666666 0.452499 2.75271