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:
| Airing date | English title (Chinese title) | Number of episodes | Genre | Official website |
| --- | --- | --- | --- | --- |
| 12 Jan- 6 Feb | A Tough Side of a Lady 花木蘭 | 20.0 | Costume action | Official website |
| 9 Feb- 6 Mar | A Place of One's Own 大澳的天空 | 20.0 | Modern drama | Official website |
| 9 Mar- 1 May | Dark Tales II 聊齋(貳) | 50.0 | Costume drama | Official website |
| 4 May- 29 May | As Sure As Fate 師奶強人 | 20.0 | Modern drama | Official website |
| 1 Jun- 31 Jul | The Duke of Mount Deer 鹿鼎記 | 45.0 | Costume drama | Official website |
| 3 Aug- 4 Sep | Old Time Buddy - To Catch a Thief 難兄難弟之神探李奇 | 25.0 | Period drama | Official website |
| 7 Sep- 25 Sep | Simply Ordinary 林世榮 | 15.0 | Costume drama | Official website |
| 28 Sep- 23 Oct | Web of Love 網上有情人 | 20.0 | Modern drama | Official website |
| 26 Oct- 18 Dec | Journey to the West II 西遊記(貳) | 42.0 | Costume drama | Official website |
| 21 Dec 1998- 15 Jan 1999 | Moments of Endearment 外父唔怕做 | 20.0 | Modern drama | Official website |
Question:
What is the lowest number of episodes in a series with an airing date of 12 jan- 6 feb?
Answer:
20.0