请阅读下面这张Markdown格式的表格并回答问题。同一行中不同列的单元格用'|'分隔，不同行的单元格用'
'分隔。

表格标题:
44 附表3：地产行业三线重点公司和关注公司业绩预测及财务估值 （单位：元，亿股，亿元） 
表格:
| 证券简称 | 0612股价 | 10AEPS | 11EEPS | 12EPS | 10APE | 11EPE | 12EPE | PB | RNAV | 溢价率 | 总市值 | 总股本 | 涨幅 | 投资评级 |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 深振业A | 6.2 | 0.49 | 0.44 | 0.57 | 12.7 | 14.1 | 10.9 | 2.11 | 7.1 | -13.0 | 61.32 | 9.89 | 51.2% | 增持 |
| 深长城 | 20.72 | 1.51 | 1.33 | 1.88 | 13.7 | 15.5 | 11.0 | 1.79 | 29.74 | -30.0 | 49.62 | 2.39 | 50.7% | 增持 |
| 华联控股 | 3.82 | 0.21 | 0.06 | 0.1 | 18.6 | 61.9 | 38.7 | 2.42 | 8.1 | -53.0 | 42.93 | 11.24 | 54.7% | 谨慎增持 |
| 卧龙地产 | 4.97 | 0.37 | 0.19 | 0.25 | 13.3 | 25.6 | 19.8 | 2.57 | 8.12 | -39.0 | 36.04 | 7.25 | 31.1% | 增持 |
| 香江控股 | 6.21 | 0.19 | 0.06 | 0.09 | 33.1 | 108.2 | 67.6 | 3.46 | 10.51 | -41.0 | 47.68 | 7.68 | 23.2% | 增持 |
| 万通地产 | 4.06 | 0.34 | 0.26 | 0.4 | 11.9 | 15.9 | 10.1 | 1.58 | 7.8 | -48.0 | 49.4 | 12.17 | 28.8% | 增持 |
| 天房发展 | 3.89 | 0.2 | 0.24 | 0.35 | 19.0 | 16.1 | 11.1 | 1.02 | 4.67 | -17.0 | 43.01 | 11.06 | 23.5% | 增持 |
| 京投银泰 | 5.39 | 0.36 | 0.16 | 0.22 | 14.9 | 33.6 | 24.0 | 2.36 | 5.62 | -4.0 | 39.93 | 7.41 | 14.9% | 增持 |
| 凤凰股份 | 5.65 | 0.25 | 0.32 | 0.39 | 22.5 | 17.9 | 14.5 | 2.55 | 6.5 | -13.0 | 41.84 | 7.41 | 11.7% | 增持 |
| 中航地产 | 5.15 | 0.4 | 0.78 | 0.84 | 12.8 | 6.6 | 6.1 | 1.36 | 4.0 | 29.0 | 34.35 | 6.67 | 66.3% | 增持 |
| 天津松江 | 4.91 | 0.3 | 0.38 | 0.39 | 16.6 | 12.9 | 12.5 | 2.85 | 9.91 | -50.0 | 30.76 | 6.26 | 9.6% | 增持 |
| 顺发恒业 | 5.9 | 0.41 | 0.5 | 0.67 | 14.6 | 11.8 | 8.8 | 2.58 | 7.01 | -16.0 | 61.69 | 10.46 | 55.5% | 增持 |
| 亿城股份 | 4.0 | 0.46 | 0.3 | 0.4 | 8.7 | 13.2 | 10.0 | 1.3 | 5.42 | -26.0 | 47.67 | 11.92 | 25.3% | 增持 |
| 中国武夷 | 5.06 | 0.19 | 0.2 | 0.21 | 26.7 | 25.4 | 24.6 | 1.64 | 5.77 | -12.0 | 19.71 | 3.89 | 31.4% | 谨慎增持 |
| 三线均值 | 6.14 | 0.41 | 0.37 | 0.48 | 15.1 | 16.5 | 12.7 | 2.11 | 8.59 | -24.0 | 43.28 | 8.26 | —— | —— |
问题:
我想问一下关于天房发展它的溢价率情况。
Answer:
-17.0