condition mean min max 4 h after light 21.4022 14.3422 28.4622 8 h after light 22.9081 20.916 24.9002 12 h after light 11.324100000000001 11.2948 11.3534 4 h after dark 26.24615 24.8085 27.6838 8 h after dark 29.3574 13.9588 44.756 12 h after dark 33.6865 22.0311 45.3419