condition mean min max 4 h after light 0.07541795 0.0698451 0.0809908 8 h after light 0.0276725 0.0 0.055345 12 h after light 0.06090695 0.0573182 0.0644957 4 h after dark 0.07749783333333334 0.0 0.156036 8 h after dark 0.12596653333333332 0.0808946 0.188996 12 h after dark 0.037037 0.0 0.111111