condition mean min max 2 h after light 0.6280408333333334 0.0 1.38021 6 h after light 2.799184 0.712894 4.99167 10 h after light 1.4429511666666668 0.0 3.61807 14 h after light 0.8508981666666666 0.0 3.6808 18 h after light 0.8591078333333333 0.64017 1.14135 2 h after dark 0.893485 0.0 2.53374