condition mean min max 0 h after light 9.344215 7.59673 11.0917 2 h after light 10.99585 10.0443 11.9474 4 h after light 10.88975 10.3106 11.4689 8 h after light 14.150500000000001 11.7205 16.5805 12 h after light 15.925 15.6303 16.2197 2 h after dark 13.70345 12.1906 15.2163 4 h after dark 10.62107 9.40024 11.8419 8 h after dark 11.64915 11.5888 11.7095 12 h after dark 12.3108 11.3921 13.2295