condition mean min max 4 h after light 47.05096 42.27456 50.254670000000004 8 h after light 47.88343666666666 23.830029999999997 62.47006 12 h after light 51.054943333333334 39.641259999999996 65.9481 16 h after light 44.26396333333333 36.74173 58.56658 4 h after dark 35.86083 31.26782 40.32655 8 h after dark 19.346236666666666 17.16641 23.07139