condition mean min max 0 h after light 0.095253 0.0 0.190506 2 h after light 0.0 0.0 0.0 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.346888 0.0 0.693776 2 h after dark 0.167175 0.0 0.33435 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0