condition mean min max 2 h after light 0.4958605 0.20378 0.935441 6 h after light 0.452943 0.152292 0.75525 10 h after light 0.3453156666666667 0.26176 0.621857 14 h after light 0.6024595 0.243718 1.0093 18 h after light 0.5829963333333333 0.273932 1.17627 2 h after dark 1.0670288333333333 0.513394 1.63965