condition mean min max 0 h after light 0.1015485 0.101458 0.101639 4 h after light 0.051689 0.0 0.103378 8 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 1.055928 0.499616 1.61224 12 h after dark 0.151982 0.0 0.303964