condition mean min max 4 h after light 10.056553000000001 9.038259 11.074847 8 h after light 10.848567 10.848567 10.848567 12 h after light 12.6264735 10.993311 14.259636 4 h after dark 11.6029935 9.301201 13.904786 8 h after dark 10.4630215 10.077476 10.848567 12 h after dark 10.023763 10.023763 10.023763