Productivity Favorites

2016 • 716 Readers • 296 pages • 4.1

2012 • 40 Readers • 4.2

2011 • 120 Readers • 88 pages • 4.2

2010 • 110 Readers • 244 pages • 3.5

1993 • 3 Readers • 276 pages • 5

1988 • 375 Readers • 303 pages • 4.2

2012 • 290 Readers • 288 pages • 3.9

2016 • 456 Readers • 8 pages • 4.4