condition mean min max 4 h after light 169.45412449999998 60.48999 278.418259 8 h after light 130.178016 103.668068 156.687964 12 h after light 51.821953 36.250022 67.393884 4 h after dark 94.85129699999999 48.974981 140.727613 8 h after dark 145.997182 117.799793 174.194571 12 h after dark 305.100364 305.100364 305.100364