condition mean min max 0 h after light 0.814916 0.784884 0.844948 2 h after light 1.937475 1.90925 1.9657 4 h after light 0.8545805 0.512911 1.19625 8 h after light 1.0794885 0.672917 1.48606 12 h after light 1.74993 1.70799 1.79187 2 h after dark 1.504923 0.585696 2.42415 4 h after dark 1.0272325 0.880105 1.17436 8 h after dark 1.3820540000000001 0.851348 1.91276 12 h after dark 1.4341249999999999 1.25673 1.61152