condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0 0.0 0.0 4 h after light 0.02568695 0.0 0.0513739 8 h after light 0.02600905 0.0 0.0520181 12 h after light 0.0 0.0 0.0 2 h after dark 0.0520535 0.0 0.104107 4 h after dark 0.02521695 0.0 0.0504339 8 h after dark 0.0568695 0.0 0.113739 12 h after dark 0.0269857 0.0 0.0539714