n o t e s t o c o n s o l i d a t e d f i n a n c i a l s t a t e m e n t s ( continued ) ace limited and subsidiaries the following table shows changes in the company 2019s restricted stock for the years ended december 31 , 2008 , 2007 , and 2006 : number of restricted stock weighted average grant- date fair value .

number of restricted stock
weighted average grant- date fair value
unvested restricted stock december 31 2005
3488668
$ 41.26
granted
1632504
$ 56.05
vested and issued
-1181249 ( 1181249 )
$ 40.20
forfeited
-360734 ( 360734 )
$ 44.04
unvested restricted stock december 31 2006
3579189
$ 48.07
granted
1818716
$ 56.45
vested and issued
-1345412 ( 1345412 )
$ 44.48
forfeited
-230786 ( 230786 )
$ 51.57
unvested restricted stock december 31 2007
3821707
$ 53.12
granted
1836532
$ 59.84
vested and issued
-1403826 ( 1403826 )
$ 50.96
forfeited
-371183 ( 371183 )
$ 53.75
unvested restricted stock december 31 2008
3883230
$ 57.01

under the provisions of fas 123r , the recognition of deferred compensation , a contra-equity account representing the amount of unrecognized restricted stock expense that is reduced as expense is recognized , at the date restricted stock is granted is no longer permitted .
therefore , upon adoption of fas 123r , the amount of deferred compensation that had been reflected in unearned stock grant compensation was reclassified to additional paid-in capital in the company 2019s consolidated balance sheet .
restricted stock units the company 2019s 2004 ltip also provides for grants of other awards , including restricted stock units .
the company generally grants restricted stock units with a 4-year vesting period , based on a graded vesting schedule .
each restricted stock unit repre- sents the company 2019s obligation to deliver to the holder one share of common shares upon vesting .
during 2008 , the company awarded 223588 restricted stock units to officers of the company and its subsidiaries with a weighted-average grant date fair value of $ 59.93 .
during 2007 , 108870 restricted stock units , with a weighted-average grant date fair value of $ 56.29 were awarded to officers of the company and its subsidiaries .
during 2006 , 83370 restricted stock units , with a weighted-average grant date fair value of $ 56.36 were awarded to officers of the company and its subsidiaries .
the company also grants restricted stock units with a 1-year vesting period to non-management directors .
delivery of common shares on account of these restricted stock units to non-management directors is deferred until six months after the date of the non-management directors 2019 termination from the board .
during 2008 , 2007 , and 2006 , 40362 restricted stock units , 29676 restricted stock units , and 23092 restricted stock units , respectively , were awarded to non-management direc- the espp gives participating employees the right to purchase common shares through payroll deductions during consecutive 201csubscription periods . 201d annual purchases by participants are limited to the number of whole shares that can be purchased by an amount equal to ten percent of the participant 2019s compensation or $ 25000 , whichever is less .
the espp has two six-month subscription periods , the first of which runs between january 1 and june 30 and the second of which runs between july 1 and december 31 of each year .
the amounts that have been collected from participants during a subscription period are used on the 201cexercise date 201d to purchase full shares of common shares .
an exercise date is generally the last trading day of a sub- scription period .
the number of shares purchased is equal to the total amount , as of the exercise date , that has been collected from the participants through payroll deductions for that subscription period , divided by the 201cpurchase price 201d , rounded down to the next full share .
effective for and from the second subscription period of 2007 , the purchase price is 85 percent of the fair value of a common share on the exercise date .
prior to the second subscription period of 2007 , the purchase price was calculated as the lower of ( i ) 85 percent of the fair value of a common share on the first day of the subscription period , or .

Question: what is the net change in the number of unvested restricted stocks in 2007?
Answer: 242518