condition mean min max 4 h after light 301.039749 236.693595 365.385903 8 h after light 343.34051850000003 329.372057 357.30898 12 h after light 349.6169065 324.272103 374.96171 4 h after dark 471.07614149999995 429.37692 512.775363 8 h after dark 455.7107535 361.208696 550.212811 12 h after dark 387.363147 387.363147 387.363147