Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Album# | English Title | Chinese (Traditional) | Chinese (Simplified) | Release date | Label |
| --- | --- | --- | --- | --- | --- |
| 1st | Grown Up Overnight | 一夜長大 | 一夜长大 | September 17, 1999 | Rock Records |
| 2nd | Courage | 勇氣 | 勇气 | August 2, 2000 | Rock Records |
| 3rd | Shining Star | 閃亮的星 | 闪亮的星 | June 27, 2001 | Rock Records |
| 4th | Sunrise | 我喜歡 | 我喜欢 | February 7, 2002 | Rock Records |
| 5th | Beautiful | 美麗人生 | 美丽人生 | February 12, 2003 | Rock Records |
| 6th | Wings of Love | 燕尾蝶 | 燕尾蝶 | September 10, 2004 | Rock Records |
| 7th | Silk Road of Love | 絲路 | 丝路 | September 16, 2005 | Rock Records |
| 8th | Kissing The Future of Love | 親親 | 亲亲 | October 6, 2006 | B'in Music |
| 9th | j'Adore | 崇拜 | 崇拜 | November 9, 2007 | B'in Music |
| 10th | Fall in Love & Songs | 靜茹＆情歌-別再為他流淚 | 静茹＆情歌-别再为他流泪 | January 16, 2009 | B'in Music |
| 11th | What Love Songs Didn't Tell You | 情歌沒有告訴你 | 情歌没有告诉你 | December 24, 2010 | Universal Music |
| 12th | Love in Heart | 愛久見人心 | 爱久见人心 | August 10, 2012 | Universal Music |
Question:
what is the number of songs on rock records?
Answer:
7