condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.11883433333333333 0.0 0.356503 4 h after dark 0.0324008 0.0 0.0972024 8 h after dark 0.0 0.0 0.0 12 h after dark 0.08819033333333334 0.0 0.193063