单位:万立方米地区取水量外供水量地表水地下水自来水南宁市141.371.553.30136.52柳州市45.832.7216.1726.94桂林市250.65108.2078.5763.11梧州市17.180.4216.76北海市0.430.43防城港市6.506.50钦州市39.7228.462....