condition mean min max 4 h after light 1.310797 0.842274 1.77932 8 h after light 0.793428 0.64806 0.938796 12 h after light 0.6932355 0.514221 0.87225 4 h after dark 0.688412 0.515607 0.861217 8 h after dark 0.9261364999999999 0.898535 0.953738 12 h after dark 1.1022475 0.961225 1.24327