condition mean min max 0 h after light 5.099905 3.93724 6.26257 2 h after light 3.3514049999999997 3.21316 3.48965 4 h after light 2.75906 2.74912 2.769 8 h after light 3.60313 3.51128 3.69498 12 h after light 8.296289999999999 7.95672 8.63586 2 h after dark 6.80994 6.76925 6.85063 4 h after dark 5.529325 4.42929 6.62936 8 h after dark 8.281305 8.05342 8.50919 12 h after dark 6.44993 5.54585 7.35401