Please answer the given financial question based on the context.
Context: part ii item 5 . market for registrant 2019s common equity , related stockholder matters and issuer purchases of equity securities our ordinary shares have been publicly traded since november 17 , 2011 when our ordinary shares were listed and began trading on the new york stock exchange ( 201cnyse 201d ) under the symbol 201cdlph . 201d on december 4 , 2017 , following the spin-off of delphi technologies , the company changed its name to aptiv plc and its nyse symbol to 201captv . 201d as of january 25 , 2019 , there were 2 shareholders of record of our ordinary shares . the following graph reflects the comparative changes in the value from december 31 , 2013 through december 31 , 2018 , assuming an initial investment of $ 100 and the reinvestment of dividends , if any in ( 1 ) our ordinary shares , ( 2 ) the s&p 500 index and ( 3 ) the automotive peer group . historical share prices of our ordinary shares have been adjusted to reflect the separation . historical performance may not be indicative of future shareholder returns . stock performance graph * $ 100 invested on december 31 , 2013 in our stock or in the relevant index , including reinvestment of dividends . fiscal year ended december 31 , 2018 . ( 1 ) aptiv plc , adjusted for the distribution of delphi technologies on december 4 , 2017 ( 2 ) s&p 500 2013 standard & poor 2019s 500 total return index ( 3 ) automotive peer group 2013 adient plc , american axle & manufacturing holdings inc , aptiv plc , borgwarner inc , cooper tire & rubber co , cooper- standard holdings inc , dana inc , dorman products inc , ford motor co , garrett motion inc. , general motors co , gentex corp , gentherm inc , genuine parts co , goodyear tire & rubber co , lear corp , lkq corp , meritor inc , motorcar parts of america inc , standard motor products inc , stoneridge inc , superior industries international inc , tenneco inc , tesla inc , tower international inc , visteon corp , wabco holdings inc company index december 31 , december 31 , december 31 , december 31 , december 31 , december 31 .
|company index|december 31 2013|december 31 2014|december 31 2015|december 31 2016|december 31 2017|december 31 2018|
|aptiv plc ( 1 )|$ 100.00|$ 122.75|$ 146.49|$ 117.11|$ 178.46|$ 130.80|
|s&p 500 ( 2 )|100.00|113.69|115.26|129.05|157.22|150.33|
|automotive peer group ( 3 )|100.00|107.96|108.05|107.72|134.04|106.89|
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Question: what is the difference in percentage performance for aptiv plc versus the s&p 500 for the five year period ending december 31 2018?
Answer:
-0.1953