condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.05932433333333333 0.0 0.177973 9 h after light 0.053256 0.0 0.159768 12 h after light 0.126477 0.0 0.183534 3 h after dark 0.5748073333333333 0.202503 1.01247 6 h after dark 0.572036 0.201766 1.22459 9 h after dark 0.507667 0.0 0.785328 12 h after dark 0.0780725 0.0 0.156145