condition mean min max 4 h after light 0.17404466666666668 0.0 0.389805 8 h after light 0.0792446 0.0272198 0.183043 12 h after light 0.023275033333333334 0.0 0.0529631 4 h after dark 0.0340563 0.0 0.0663677 8 h after dark 0.016407866666666666 0.0 0.0492236 12 h after dark 0.029267 0.0 0.0629413