condition mean min max 0 h after light 0.159547 0.106238 0.212856 4 h after light 0.1588695 0.108249 0.20949 8 h after light 0.3739485 0.31532 0.432577 4 h after dark 0.5755175 0.313019 0.838016 8 h after dark 0.210145 0.209263 0.211027 12 h after dark 0.31597600000000003 0.207569 0.424383