原文：Asa Dotzler: Firefox and more: every six weeks:

2011/08/25

+-----------------------+-----------------------+-----------------------+-----------------------+
| 2011/08/16            | 2011/09/27            | 2011/11/08            | 2011/12/20            |
+-----------------------+-----------------------+-----------------------+-----------------------+
| Firefox  9 on Nightly | Firefox 10 on Nightly | Firefox 11 on Nightly | Firefox 12 on Nightly |
| Firefox  8 on Aurora  | Firefox  9 on Aurora  | Firefox 10 on Aurora  | Firefox 11 on Aurora  |
| Firefox  7 on Beta    | Firefox  8 on Beta    | Firefox  9 on Beta    | Firefox 10 on Beta    |
| Firefox  6 on Release | Firefox  7 on Release | Firefox  8 on Release | Firefox  9 on Release |
+-----------------------+-----------------------+-----------------------+-----------------------+
+-----------------------+-----------------------+-----------------------+-----------------------+
| 2012/01/31            | 2012/03/13            | 2012/04/24            | 2012/06/05            |
+-----------------------+-----------------------+-----------------------+-----------------------+
| Firefox 13 on Nightly | Firefox 14 on Nightly | Firefox 15 on Nightly | Firefox 16 on Nightly |
| Firefox 12 on Aurora  | Firefox 13 on Aurora  | Firefox 14 on Aurora  | Firefox 15 on Aurora  |
| Firefox 11 on Beta    | Firefox 12 on Beta    | Firefox 13 on Beta    | Firefox 14 on Beta    |
| Firefox 10 on Release | Firefox 11 on Release | Firefox 12 on Release | Firefox 13 on Release |
+-----------------------+-----------------------+-----------------------+-----------------------+