what was the percentage of cumulative return for lkq corporation for the five years ended 12/31/2012?
comparison of cumulative return among lkq corporation , the nasdaq stock market ( u.s. ) index and the peer group .

|  | 12/31/2007 | 12/31/2008 | 12/31/2009 | 12/31/2010 | 12/31/2011 | 12/31/2012 |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| LKQ Corporation | $100 | $55 | $93 | $108 | $143 | $201 |
| NASDAQ Stock Market (U.S.) Index | $100 | $59 | $86 | $100 | $98 | $114 |
| Peer Group | $100 | $83 | $100 | $139 | $187 | $210 |

this stock performance information is "furnished" and shall not be deemed to be "soliciting material" or subject to rule 14a , shall not be deemed "filed" for purposes of section 18 of the securities exchange act of 1934 or otherwise subject to the liabilities of that section , and shall not be deemed incorporated by reference in any filing under the securities act of 1933 or the securities exchange act of 1934 , whether made before or after the date of this report and irrespective of any general incorporation by reference language in any such filing , except to the extent that it specifically incorporates the information by reference . information about our common stock that may be issued under our equity compensation plans as of december 31 , 2012 included in part iii , item 12 of this annual report on form 10-k is incorporated herein by reference. .

current_value = 201
initial_value = 100
percent_change = (current_value - initial_value) / initial_value
answer = percent_change * 100