user
Instruction
Answer the question based on the provided table.


Table
Table Title: domestic total and r&d employment, by company size: 2008-15
Table Content:
<table border="1" cellspacing="0">
<tr> <td> company size </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> </tr>
<tr> <td colspan="9"> total employment for r&amp;d performing companies </td> </tr>
<tr> <td> all companies </td> <td> 18516 </td> <td> 17787 </td> <td> 18636 </td> <td> 19286 </td> <td> 18293 </td> <td> 20046 </td> <td> 21540 </td> <td> 18913 </td> </tr>
<tr> <td> micro companiesa </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 5-9 </td> <td> 72 </td> <td> 129 </td> <td> 124 </td> <td> 129 </td> <td> 130 </td> <td> 167 </td> <td> 118 </td> <td> 99 </td> </tr>
<tr> <td> small companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 10-19 </td> <td> 208 </td> <td> 208 </td> <td> 233 </td> <td> 214 </td> <td> 239 </td> <td> 293 </td> <td> 219 </td> <td> 220 </td> </tr>
<tr> <td> 20-49 </td> <td> 373 </td> <td> 532 </td> <td> 599 </td> <td> 584 </td> <td> 558 </td> <td> 685 </td> <td> 521 </td> <td> 534 </td> </tr>
<tr> <td> medium companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 50-99 </td> <td> 462 </td> <td> 602 </td> <td> 561 </td> <td> 543 </td> <td> 542 </td> <td> 790 </td> <td> 573 </td> <td> 575 </td> </tr>
<tr> <td> 100-249 </td> <td> 1039 </td> <td> 853 </td> <td> 1020 </td> <td> 1057 </td> <td> 993 </td> <td> 986 </td> <td> 953 </td> <td> 855 </td> </tr>
<tr> <td> large companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 250-499 </td> <td> 710 </td> <td> 721 </td> <td> 732 </td> <td> 1109 </td> <td> 738 </td> <td> 842 </td> <td> 710 </td> <td> 805 </td> </tr>
<tr> <td> 500-999 </td> <td> 669 </td> <td> 795 </td> <td> 745 </td> <td> 750 </td> <td> 755 </td> <td> 762 </td> <td> 822 </td> <td> 801 </td> </tr>
<tr> <td> 1,000-4,999 </td> <td> 2587 </td> <td> 2349 </td> <td> 2628 </td> <td> 3064 </td> <td> 2583 </td> <td> 2537 </td> <td> 2593 </td> <td> 2676 </td> </tr>
<tr> <td> 5,000-9,999 </td> <td> 1464 </td> <td> 1603 </td> <td> 1651 </td> <td> 1916 </td> <td> 1557 </td> <td> 1599 </td> <td> 1524 </td> <td> 1668 </td> </tr>
<tr> <td> 10,000-24,999 </td> <td> 3903 </td> <td> 2679 </td> <td> 2555 </td> <td> 2689 </td> <td> 2590 </td> <td> 2903 </td> <td> 3848 </td> <td> 2935 </td> </tr>
<tr> <td> 25,000 or more </td> <td> 7029 </td> <td> 7316 </td> <td> 7788 </td> <td> 7231 </td> <td> 7608 </td> <td> 8482 </td> <td> 9659 </td> <td> 7745 </td> </tr>
<tr> <td colspan="9"> r&amp;d employment </td> </tr>
<tr> <td> all companies </td> <td> 1424 </td> <td> 1425 </td> <td> 1412 </td> <td> 1471 </td> <td> 1468 </td> <td> 1496 </td> <td> 1514 </td> <td> 1544 </td> </tr>
<tr> <td> micro companiesa </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 5-9 </td> <td> 28 </td> <td> 43 </td> <td> 35 </td> <td> 37 </td> <td> 38 </td> <td> 36 </td> <td> 27 </td> <td> 26 </td> </tr>
<tr> <td> small companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 10-19 </td> <td> 64 </td> <td> 51 </td> <td> 59 </td> <td> 48 </td> <td> 53 </td> <td> 49 </td> <td> 47 </td> <td> 50 </td> </tr>
<tr> <td> 20-49 </td> <td> 81 </td> <td> 103 </td> <td> 96 </td> <td> 103 </td> <td> 90 </td> <td> 86 </td> <td> 87 </td> <td> 91 </td> </tr>
<tr> <td> medium companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 50-99 </td> <td> 70 </td> <td> 99 </td> <td> 79 </td> <td> 86 </td> <td> 77 </td> <td> 81 </td> <td> 81 </td> <td> 83 </td> </tr>
<tr> <td> 100-249 </td> <td> 106 </td> <td> 91 </td> <td> 102 </td> <td> 113 </td> <td> 101 </td> <td> 112 </td> <td> 100 </td> <td> 100 </td> </tr>
<tr> <td> large companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 250-499 </td> <td> 61 </td> <td> 72 </td> <td> 70 </td> <td> 94 </td> <td> 79 </td> <td> 79 </td> <td> 76 </td> <td> 86 </td> </tr>
<tr> <td> 500-999 </td> <td> 63 </td> <td> 64 </td> <td> 58 </td> <td> 61 </td> <td> 67 </td> <td> 68 </td> <td> 70 </td> <td> 77 </td> </tr>
<tr> <td> 1,000-4,999 </td> <td> 224 </td> <td> 204 </td> <td> 217 </td> <td> 233 </td> <td> 226 </td> <td> 240 </td> <td> 254 </td> <td> 254 </td> </tr>
<tr> <td> 5,000-9,999 </td> <td> 125 </td> <td> 112 </td> <td> 130 </td> <td> 113 </td> <td> 138 </td> <td> 141 </td> <td> 150 </td> <td> 147 </td> </tr>
<tr> <td> 10,000-24,999 </td> <td> 191 </td> <td> 212 </td> <td> 176 </td> <td> 204 </td> <td> 198 </td> <td> 201 </td> <td> 219 </td> <td> 228 </td> </tr>
<tr> <td> 25,000 or more </td> <td> 411 </td> <td> 374 </td> <td> 390 </td> <td> 379 </td> <td> 401 </td> <td> 403 </td> <td> 403 </td> <td> 402 </td> </tr>
<tr> <td colspan="9"> r&amp;d employment % of total employment in r&amp;d performing companies </td> </tr>
<tr> <td> micro companiesa </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 5-9 </td> <td> 38.9 </td> <td> 33.3 </td> <td> 28.2 </td> <td> 28.7 </td> <td> 29.2 </td> <td> 21.6 </td> <td> 22.9 </td> <td> 26.3 </td> </tr>
<tr> <td> small companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 10-19 </td> <td> 30.8 </td> <td> 24.5 </td> <td> 25.3 </td> <td> 22.4 </td> <td> 22.2 </td> <td> 16.7 </td> <td> 21.5 </td> <td> 22.7 </td> </tr>
<tr> <td> 20-49 </td> <td> 21.7 </td> <td> 19.4 </td> <td> 16 </td> <td> 17.6 </td> <td> 16.1 </td> <td> 12.6 </td> <td> 16.7 </td> <td> 17 </td> </tr>
<tr> <td> medium companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 50-99 </td> <td> 15.2 </td> <td> 16.4 </td> <td> 14.1 </td> <td> 15.8 </td> <td> 14.2 </td> <td> 10.3 </td> <td> 14.1 </td> <td> 14.4 </td> </tr>
<tr> <td> 100-249 </td> <td> 10.2 </td> <td> 10.7 </td> <td> 10 </td> <td> 10.7 </td> <td> 10.2 </td> <td> 11.4 </td> <td> 10.5 </td> <td> 11.7 </td> </tr>
<tr> <td> large companies </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> <td>  </td> </tr>
<tr> <td> 250-499 </td> <td> 8.6 </td> <td> 10 </td> <td> 9.6 </td> <td> 8.5 </td> <td> 10.7 </td> <td> 9.4 </td> <td> 10.7 </td> <td> 10.7 </td> </tr>
<tr> <td> 500-999 </td> <td> 9.4 </td> <td> 8.1 </td> <td> 7.8 </td> <td> 8.1 </td> <td> 8.9 </td> <td> 8.9 </td> <td> 8.5 </td> <td> 9.6 </td> </tr>
<tr> <td> 1,000-4,999 </td> <td> 8.7 </td> <td> 8.7 </td> <td> 8.3 </td> <td> 7.6 </td> <td> 8.7 </td> <td> 9.5 </td> <td> 9.8 </td> <td> 9.5 </td> </tr>
<tr> <td> 5,000-9,999 </td> <td> 8.5 </td> <td> 7 </td> <td> 7.9 </td> <td> 5.9 </td> <td> 8.9 </td> <td> 8.8 </td> <td> 9.8 </td> <td> 8.8 </td> </tr>
<tr> <td> 10,000-24,999 </td> <td> 4.9 </td> <td> 7.9 </td> <td> 6.9 </td> <td> 7.6 </td> <td> 7.6 </td> <td> 6.9 </td> <td> 5.7 </td> <td> 7.8 </td> </tr>
<tr> <td> 25,000 or more </td> <td> 5.8 </td> <td> 5.1 </td> <td> 5 </td> <td> 5.2 </td> <td> 5.3 </td> <td> 4.8 </td> <td> 4.2 </td> <td> 5.2 </td> </tr>
</table>


Question
according to brdis, what was the total number of employees at r&d-performing companies in 2015?


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["18913.0"]