user
Instruction
Answer the question based on the provided table.


Table
Table Title: earnings premiums by firm characteristics
Table Content:
<table border="1" cellspacing="0">
<tr> <td rowspan="2"> variables </td> <td> 2002 </td> <td> 2003 </td> <td> 2004 </td> <td> 2005 </td> <td> 2006 </td> <td> 2007 </td> <td> 2008 </td> <td> 2009 </td> <td> 2010 </td> <td> 2011 </td> <td> 2012 </td> <td> 2013 </td> <td> 2014 </td> <td> 2015 </td> <td> pooled over all years </td> <td>  </td> </tr>
<tr> <td colspan="15"> number </td> <td> percent </td> </tr>
<tr> <td> frontier firms relative to non-frontier firms </td> <td> 2.80 </td> <td> 2.77 </td> <td> 2.73 </td> <td> 2.70 </td> <td> 2.70 </td> <td> 2.67 </td> <td> 2.64 </td> <td> 2.59 </td> <td> 2.48 </td> <td> 2.39 </td> <td> 2.36 </td> <td> 2.33 </td> <td> 2.28 </td> <td> 2.36 </td> <td> 2.54 </td> <td> -0.70 </td> </tr>
<tr> <td> importers relative to non-importers </td> <td> 1.22 </td> <td> 1.21 </td> <td> 1.23 </td> <td> 1.27 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.27 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.28 </td> <td> 1.27 </td> <td> 0.31 </td> </tr>
<tr> <td> exporters relative to non-exporters </td> <td> 1.09 </td> <td> 1.10 </td> <td> 1.16 </td> <td> 1.13 </td> <td> 1.13 </td> <td> 1.12 </td> <td> 1.09 </td> <td> 1.09 </td> <td> 1.11 </td> <td> 1.12 </td> <td> 1.11 </td> <td> 1.11 </td> <td> 1.11 </td> <td> 1.12 </td> <td> 1.10 </td> <td> 0.08 </td> </tr>
<tr> <td> foreign-controlled firms relative to domestic firms </td> <td> 1.23 </td> <td> 1.21 </td> <td> 1.21 </td> <td> 1.22 </td> <td> 1.22 </td> <td> 1.25 </td> <td> 1.23 </td> <td> 1.23 </td> <td> 1.22 </td> <td> 1.26 </td> <td> 1.29 </td> <td> 1.32 </td> <td> 1.36 </td> <td> 1.34 </td> <td> 1.25 </td> <td> 0.16 </td> </tr>
<tr> <td> high capital intensity firms relative to low capital intensity firms </td> <td> 1.23 </td> <td> 1.23 </td> <td> 1.21 </td> <td> 1.20 </td> <td> 1.19 </td> <td> 1.19 </td> <td> 1.19 </td> <td> 1.19 </td> <td> 1.17 </td> <td> 1.17 </td> <td> 1.16 </td> <td> 1.17 </td> <td> 1.16 </td> <td> 1.16 </td> <td> 1.19 </td> <td> -0.28 </td> </tr>
<tr> <td>  </td> <td> 1.28 </td> <td> 1.29 </td> <td> 1.27 </td> <td> 1.25 </td> <td> 1.27 </td> <td> 1.29 </td> <td> 1.29 </td> <td> 1.31 </td> <td> 1.31 </td> <td> 1.32 </td> <td> 1.33 </td> <td> 1.34 </td> <td> 1.35 </td> <td> 1.33 </td> <td> 1.30 </td> <td> 0.13 </td> </tr>
<tr> <td> old firms relative to young firms </td> <td> 1.18 </td> <td> 1.17 </td> <td> 1.17 </td> <td> 1.16 </td> <td> 1.13 </td> <td> 1.12 </td> <td> 1.10 </td> <td> 1.11 </td> <td> 1.11 </td> <td> 1.10 </td> <td> 1.10 </td> <td> 1.10 </td> <td> 1.10 </td> <td> 1.10 </td> <td> 1.12 </td> <td> -0.38 </td> </tr>
<tr> <td> medium-sized firms relative to small firms </td> <td> 1.06 </td> <td> 1.07 </td> <td> 1.12 </td> <td> 1.09 </td> <td> 1.10 </td> <td> 1.09 </td> <td> 1.09 </td> <td> 1.09 </td> <td> 1.10 </td> <td> 1.11 </td> <td> 1.12 </td> <td> 1.14 </td> <td> 1.16 </td> <td> 1.17 </td> <td> 1.11 </td> <td> 0.39 </td> </tr>
<tr> <td> large firms relative to small firms </td> <td> 0.99 </td> <td> 1.01 </td> <td> 0.98 </td> <td> 0.96 </td> <td> 0.98 </td> <td> 0.99 </td> <td> 0.99 </td> <td> 0.99 </td> <td> 0.97 </td> <td> 0.96 </td> <td> 0.99 </td> <td> 1.02 </td> <td> 1.04 </td> <td> 1.06 </td> <td> 1.00 </td> <td> 0.05 </td> </tr>
</table>


Question
how many times do high r&d intensity firms pay more than low r&d intensity firms on average?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["1.3"]