condition mean min max 1 h after light 6.174150702 5.127733148 7.220568256 3 h after light 6.739262188333333 5.384061076 8.509309899 5 h after light 8.179316538333333 7.714959519 8.460872693999999 7 h after light 6.925149689666667 6.426598362000001 7.597361328 9 h after light 6.8289362670000004 6.374498944 7.08126676 11 h after light 7.5054401933333335 6.650989281 8.476623279 13 h after light 7.957600630333333 7.005273091 8.549920229 15 h after light 8.043313574666666 7.904166096 8.226818881 1 h after dark 8.454239106333334 7.791690315 9.475106943 3 h after dark 9.247266187 8.310468889 10.66991347 5 h after dark 9.098522297333334 8.294874277 9.576199891 7 h after dark 9.867855301666667 8.453325045 10.72377138