condition mean min max 2 h after light 14.324833333333332 13.575 14.7035 6 h after light 16.390833333333333 15.6655 17.2023 10 h after light 15.0974 14.501 15.6195 2 h after dark 17.924599999999998 17.5049 18.336 6 h after dark 18.6126 18.1367 19.3713 10 h after dark 16.524933333333333 15.4092 17.8445