condition mean min max 0 h after light 1.78013 1.67583 1.88443 2 h after light 1.0295135 0.827867 1.23116 4 h after light 0.8192714999999999 0.722807 0.915736 8 h after light 1.35189 1.01151 1.69227 12 h after light 1.524315 1.40286 1.64577 2 h after dark 1.91825 1.55905 2.27745 4 h after dark 1.120328 0.980706 1.25995 8 h after dark 2.07192 1.56662 2.57722 12 h after dark 2.17829 1.74915 2.60743