condition mean min max 2 h after light 0.02393415 0.0 0.0682674 6 h after light 0.04293915 0.0 0.091456 10 h after light 0.016326033333333333 0.0 0.0606045 14 h after light 0.029154 0.0 0.0717284 18 h after light 0.017266483333333332 0.0 0.041097 2 h after dark 0.047029883333333335 0.0 0.160092