condition mean min max 4 h after light 156.721721 117.164736 196.278706 8 h after light 146.83406150000002 126.942499 166.725624 12 h after light 165.21098 162.751235 167.670725 4 h after dark 88.95437849999999 46.907469 131.001288 8 h after dark 40.829764999999995 35.445479 46.214051 12 h after dark 139.275968 139.275968 139.275968