condition mean min max 2 h after light 0.11885171666666666 0.0 0.354963 6 h after light 0.027411483333333334 0.0 0.0822461 10 h after light 0.1580697 0.0 0.379966 14 h after light 0.0554419 0.0 0.252516 18 h after light 0.05240435 0.0 0.188961 2 h after dark 0.06935718333333334 0.0 0.136005