condition mean min max 0 h after light 0.4655405 0.309992 0.621089 4 h after light 0.6528315 0.356574 0.949089 8 h after light 0.7256104999999999 0.683697 0.767524 4 h after dark 1.068586 0.608902 1.52827 8 h after dark 0.5364245000000001 0.513127 0.559722 12 h after dark 0.5348655 0.413595 0.656136