| |Number of | | | | | | including Maine, New | | | Louisiana, Texas, | | | | | |Diameter of | | Iowa, and Wisconsin | 1,835 | 7,338,290 | 5,762 | 3,999 |-------------+--------------+-------------+-------- Totals and averages | 10,289 | 66,653,907 | 9,632 | 6,478 ------------------------+-------------+--------------+-------------+-------- It must lie somewhere between these impressions and those known as the.