7-5 表格输出 (5 分)(shell编写)

本题要求编写程序，按照规定格式输出表格。

#!/bin/bash

echo "------------------------------------"
echo "Province      Area(km2)   Pop.(10K)"
echo "------------------------------------"
echo "Anhui         139600.00   6461.00"
echo "Beijing        16410.54   1180.70"
echo "Chongqing      82400.00   3144.23"
echo "Shanghai        6340.50   1360.26"
echo "Zhejiang      101800.00   4894.00"
echo -n "------------------------------------"