condition mean min max 3 h after light 157.006 147.385 164.944 6 h after light 107.70609999999999 97.2209 128.224 9 h after light 69.299 62.9248 74.4292 12 h after light 54.6246 49.5361 63.4537 3 h after dark 341.252 308.795 360.157 6 h after dark 258.3313333333333 202.181 333.28 9 h after dark 181.23933333333335 171.246 186.386 12 h after dark 200.922 172.416 215.268