mysql> select country,population,aid,aid/population from aid;
+---------+------------+----------+----------------+
| country | population | aid      | aid/population |
+---------+------------+----------+----------------+
| Norway  |    4500000 | 12130771 |           2.70 |
| Denmark |    5300000 | 40000000 |           7.55 |
| Sweden  |    9000000 | 55437626 |           6.16 |
| USA     |  293000000 | 25727730 |           0.09 |
+---------+------------+----------+----------------+