condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.02950300105 0.0 0.139325 11 h after light 0.0468816 0.0 0.232628 2 h after dark 0.020137741666666667 0.0 0.194954 6 h after dark 0.04908883333333333 0.0 0.367484 10 h after dark 0.017884216666666668 0.0 0.134384