Number of Units (in 000’s) | Weighted-Average Grant Date Fair Value | |||||
Outstanding at the end of 2012 | 9,260 | $ | 66.14 | |||
Granted | 4,192 | 90.99 | ||||
Vested and delivered | (3,872 | ) | 67.17 | |||
Forfeited | (231 | ) | 71.19 | |||
Special cash dividend | 732 | N/A | ||||
Outstanding at the end of 2013 | 10,081 | $ | 72.52 |