condition mean min max 2 h after light 0.8996505 0.544669 1.1703 6 h after light 0.5851508333333333 0.336442 0.90585 10 h after light 0.7551479999999999 0.346311 1.14844 14 h after light 0.7123581666666666 0.491852 0.937821 18 h after light 0.9192975 0.679773 1.06314 2 h after dark 0.6494163333333334 0.199295 1.16616