Table:
text: Charlene Choi
Filmography
Television
Year_ Title Role_ Network Notes_
2000 Youth Y2K , 青春@Y2K Cheng Shasha  
2001 The Monkey King: Quest for the Sutra , 齊天大聖孫悟空 Purple Orchid TVB 
2001 藍寶石的夜空 Shek Po-yi TVB Eason Chan`s music video
2002 一Twins零一夜 Ah Sa TVB Music video
2003 Triumph in the Skies , 衝上雲霄 Charlene TVB Cameo
2003 All About Boy`z , 一起喝采 Langlang Princess now.com.hk Appearance in episode 2
2003 2半3更之困車立 Ah Sa now.com.hk 
2003 愛在陽光下 AIDS patient  Music video produced to support the global anti-AIDS campaign
2004 Kung Fu Soccer , 功夫足球  TVB Guest star
2004 Sunshine Heartbeat , 赤沙印記@四葉草.2 Ah Sa TVB Guest star

text: Charlene Choi
Filmography
Television
Year_ Title Role_ Network Notes_
2004 家有寶貝 Ah Sa  Guest star
2007 Colours of Love , 森之愛情 Wai-fong / Ching-lan TVB 
2007 Life Off Stage   
2010 Calling for Love! , 呼叫大明星 Chen Dexin CTS 
2011 The Legend of Swordman , 劍俠情緣 Tang Xiaowan / Ning Xin  
2012 Happy Marshal , 歡樂元帥 Little Dragon Girl (Xiao Long Nu)

Question: In how many appearances has Charlene Choi appeared on the tvb network?