condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.5676045000000001 0.489865 0.645344 12 h after light 0.501583 0.404879 0.598287 4 h after dark 0.1310695 0.0 0.262139 8 h after dark 0.0 0.0 0.0 12 h after dark 0.106517 0.0 0.213034