| 1 ff | = 57599.76824102 sq li [engineer] |
| 2 ff | = 115199.53648204 sq li [engineer] |
| 3 ff | = 172799.30472306 sq li [engineer] |
| 4 ff | = 230399.07296408 sq li [engineer] |
| 5 ff | = 287998.8412051 sq li [engineer] |
| 6 ff | = 345598.60944612 sq li [engineer] |
| 7 ff | = 403198.37768714 sq li [engineer] |
| 8 ff | = 460798.14592816 sq li [engineer] |
| 9 ff | = 518397.91416918 sq li [engineer] |
| 10 ff | = 575997.6824102 sq li [engineer] |
| 20 ff | = 1151995.3648204 sq li [engineer] |
| 30 ff | = 1727993.0472306 sq li [engineer] |
| 40 ff | = 2303990.7296408 sq li [engineer] |
| 50 ff | = 2879988.412051 sq li [engineer] |
| 60 ff | = 3455986.0944612 sq li [engineer] |
| 70 ff | = 4031983.7768714 sq li [engineer] |
| 80 ff | = 4607981.4592816 sq li [engineer] |
| 90 ff | = 5183979.1416918 sq li [engineer] |
| 100 ff | = 5759976.824102 sq li [engineer] |
| 200 ff | = 11519953.648204 sq li [engineer] |
| 300 ff | = 17279930.472306 sq li [engineer] |
| 400 ff | = 23039907.296408 sq li [engineer] |
| 500 ff | = 28799884.12051 sq li [engineer] |
| 600 ff | = 34559860.944612 sq li [engineer] |
| 700 ff | = 40319837.768714 sq li [engineer] |
| 800 ff | = 46079814.592816 sq li [engineer] |
| 900 ff | = 51839791.416918 sq li [engineer] |
| 1000 ff | = 57599768.24102 sq li [engineer] |
| 2000 ff | = 115199536.48204 sq li [engineer] |
| 4000 ff | = 230399072.96408 sq li [engineer] |
| 5000 ff | = 287998841.2051 sq li [engineer] |
| 7500 ff | = 431998261.80765 sq li [engineer] |
| 10000 ff | = 575997682.4102 sq li [engineer] |
| 25000 ff | = 1439994206.0255 sq li [engineer] |
| 50000 ff | = 2879988412.051 sq li [engineer] |
| 100000 ff | = 5759976824.102 sq li [engineer] |
| 1000000 ff | = 57599768241.02 sq li [engineer] |
| 1000000000 ff | = 57599768241020 sq li [engineer] |