condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.088056 0.0 0.133841 12 h after light 0.11541323333333334 0.0720345 0.188548 4 h after dark 0.250644 0.126306 0.425284 8 h after dark 0.11810776666666666 0.0700943 0.157966 12 h after dark 0.19300116666666667 0.0708005 0.259067