condition mean min max 0 h after light 0.0764459 0.0534993 0.0993925 2 h after light 0.099569 0.0 0.199138 4 h after light 0.2227745 0.20198 0.243569 8 h after light 0.8964005 0.872492 0.920309 12 h after light 0.887198 0.299476 1.47492 2 h after dark 0.6385055 0.611891 0.66512 4 h after dark 0.53625 0.477646 0.594854 8 h after dark 0.8494665 0.782556 0.916377 12 h after dark 0.2856745 0.265241 0.306108