condition mean min max 4 h after light 151.13492200000002 136.305579 165.964265 8 h after light 175.779807 167.942942 183.616672 12 h after light 221.4018605 197.356251 245.44747 4 h after dark 400.385406 204.756662 596.01415 8 h after dark 463.9208975 243.613321 684.228474 12 h after dark 273.52405 273.52405 273.52405