condition mean min max 3 h after light 21.2865 16.8507 23.6094 6 h after light 31.4786 30.7315 32.2253 9 h after light 92.97843333333333 87.7187 99.2226 12 h after light 162.20445 11.4468 220.796 3 h after dark 173.624 157.221 187.052 6 h after dark 114.2632 92.5546 127.903 9 h after dark 49.8569 41.9733 61.5338 12 h after dark 12.304039999999999 7.68058 16.9275