| 2012 | 3.89 | 320 pages? duration |
| 2008 | 3.84 | 643 pages? duration |
| 2014 | 3.86 | 592 pages? duration |
| 2006 | 3.91 | 463 pages? duration |
| 1926 | 0 | ? pages? duration |
| 2014 | 3.73 | 448 pages? duration |
| 1984 | 3.59 | 320 pages? duration |
| 1984 | 4.07 | 319 pages? duration |
| 1985 | 4.06 | 317 pages? duration |
| 2013 | 4.09 | 545 pages? duration |
| 2015 | 4 | ? pages? duration |
| 2010 | 3.55 | 258 pages? duration |
| 2 | ? pages? duration | |
| 2014 | 3.83 | ? pages? duration |