condition mean min max 4 h after light 0.134502 0.112399 0.156605 8 h after light 0.122043 0.11145 0.132636 12 h after light 0.09534655 0.0578401 0.132853 4 h after dark 0.09172894999999999 0.0449829 0.138475 8 h after dark 0.304682 0.273506 0.335858 12 h after dark 0.09926385 0.0752717 0.123256