condition mean min max 3 h after light 0.3699203333333333 0.0 0.637902 6 h after light 0.096703 0.059433 0.12548 9 h after light 0.219056 0.197741 0.235029 12 h after light 0.11985273333333334 0.0679428 0.19642 3 h after dark 0.129642 0.109864 0.144547 6 h after dark 0.13594046666666665 0.0514651 0.287089 9 h after dark 0.285817 0.17634 0.348778 12 h after dark 0.397082 0.322906 0.510853