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:
| Year | English Title | Chinese Title | Role | Notes |
| --- | --- | --- | --- | --- |
| 1990 | Wandering Heroes | 游侠儿 - You Xia Er | Xiao Guai |  |
| 1995 | Forever Friends | 四个不平凡的少年 - Si Ge Bu Ping Fan De Shao Nian | Luo Zhi Jian |  |
| 1996 | Flirting Expert | 泡妞专家 - Pao Niu Zhuan Jia | Xiao Pei |  |
| 1996 | Pale Sun | 情色 - Qing Se | Lao Wu |  |
| 1998 | Red Bride | 红娘 - Hong Niang | Zhang Jun Rui |  |
| 1999 | Winner Takes All | 大赢家 - Da Ying Jia | Shi Sheng Zi |  |
| 1999 | Cotton Fleece | 白棉花 - Bai Mian Hua | Ma Cheng Gong |  |
| 2000 | Devoted to You | 初恋的故事 - Chu Lian De Gu Shi | Yu Hai |  |
| 2002 | Reunion | 手足情深 - Shou Zu Qing Shen | Ka Chung |  |
| 2003 | Grandpa's Home | 爷爷的家 - Ye Ye De Jia | Xin Qiang Gong An |  |
| 2005 | Taklamakan | 塔克拉玛干 - TaKeLaMaGan | Cheng Cheng (成成) |  |
| 2008 | Fit Lover | 爱情呼叫转移Ⅱ:爱情左右 - Ai Qing Hu Jiao Zhuan Yi II: Ai Qing Zuo You | Guo Ying (郭影) |  |
| 2009 | L-O-V-E | 爱到底 - Ai Dao Di |  | Guest Star |
| 2009 | A Singing Fairy | 寻找刘三姐 - Xun Zhao Liu San Jie | Wei Wende (韦文德) |  |
| 2009 | The Message | 风声 - Feng Sheng | Bai Xiaonian (白小年) | aka "Sound of the Wind" |
| 2009 | The Star and the Sea | 星海 - Xinghai | Xiao Youmei (萧友梅) | aka "The Musician" |
| 2010 | The Four Cupids | 四个丘比特 - Si Ge Qiu Bi Te | Qi Bolin (齐泊霖) |  |
| 2010 | Secret Battleground | 孤岛秘密战 - Gu Dao Mi Mi Zhan | Japanese Officer |  |
| 2010 | The Love Song of Kang Ding | 康定情歌 - Kang Ding Qing Ge | Li Su Jie |  |
| 2010 | Lost in Panic Room | 密室之不可告人 - Mi Shi Zi Bu Ke Gao Ren | Liu Feiyun (柳飞云) |  |
| 2011 | Deng Enming's Childhood | 少年邓恩铭 - Shao Nian Deng En Ming |  |  |
| 2011 | Lost in Panic Cruise | 密室之不可靠岸 - Mi Shi Zhi Bu Ke Kao An | Liu Feiyun (柳飞云) | sequel to "Lost in Panic Room" |
| 2012 | Design of Death | 杀生 - Sha Sheng | Longevity Town Doctor | previous title: 长寿镇 - Chang Shou Zhen |
| 2012 | The Assassins | 铜雀台 - Tong Que Tai | Emperor Xian (獻帝) | alt pinyin: Tong Qiao Tai; previous English title: "Bronze Swallow Terrace" |
| 2012 | Back to 1942 | 一九四二 - Yi Jiu Si Er | Song Ziwen (宋子文) |  |
| 2012 | Three Unmarried Mothers | 三个未婚妈妈 - San Ge Wei Hun Ma Ma |  |  |
| 2013 | Sweet Alibis | 甜蜜殺機 | 王志毅 - Wang Zhi Yi |  |
Question:
how long was the longest time between alec su being in a film?
Answer:
5 years