condition mean min max 4 h after light 119.96313049999999 110.953409 128.972852 8 h after light 204.9249595 193.156324 216.693595 12 h after light 211.3957905 185.679957 237.111624 4 h after dark 172.67366049999998 152.705827 192.641494 8 h after dark 144.50848 143.355955 145.661005 12 h after dark 112.888838 112.888838 112.888838