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 | Film | Director | Cast | Details |
| --- | --- | --- | --- | --- |
| 2014 | Manam | Vikram Kumar | Akkineni Nageswara Rao\nAkkineni Nagarjuna\nNaga Chaitanya | in-production.\nfirst time starring three generations of great akkineni dynasty heroes acting together. |
| 2013 | Bhai | Veerabhadram | Akkineni Nagarjuna\nRicha Gangopadhyay |  |
| 2011 | Rajanna | Vijayendra Prasad | Akkineni Nagarjuna\nSneha | Won Nandi Award for Best Feature Film (Silver),\nNandi Award for Best Child Actress (Baby Annie),\nNandi Award for Best Character Actor (Gandhi),\nNandi Award for Best Art Director (S Ravinder),\nNandi Award for Best Female Playback Singer (Malavika),\nNandi Special Jury Award (Nagarjuna) |
| 2005 | Super | Puri Jagannadh | Akkineni Nagarjuna\nAyesha Takia\nSonu Sood\nAnushka Shetty | Won Filmfare Best Comedian in Telugu(Ali),\nNominated for Filmfare Best Film in Telugu,\nFilmfare Best Director (Puri Jagannadh),\nFilmfare Best Actor (Akkineni Nagarjuna).\nFilmfare Best Music Director (Sandeep Chowta),\nFilmfare Best Actress (Sandhya) |
| 2004 | Mass | Raghava Lawrence | Akkineni Nagarjuna\nJyothika\nCharmy Kaur | Won CineMAA Award for Best Actor (Nagarjuna),\nSantosham Best Actress Award (Jyothika) |
| 2003 | Satyam | Surya Kiran | Sumanth\nGenelia D'Souza |  |
| 2002 | Manmadhudu | K. Vijaya Bhaskar | Akkineni Nagarjuna\nSonali Bendre | Won Nandi Award for Best Feature Film (Gold) |
| 1999 | Prema Katha | Ram Gopal Varma | Sumanth\nAntara Mali | Won Nandi Award for Best Feature Film (Bronze),\nNandi Award for Best Director (Ram Gopal Varma),\nNandi Award for Best Supporting Actress (Radhika),\nNandi Award for Best Male Dubbing Artist (P.Shankar) |
| 1999 | Seetharama Raju | Suresh Krishna | Nagarjuna Akkineni\nNandamuri Harikrishna\nSakshi Sivanand\nSanghavi | Co-produced with D.Siva Prasad Reddy |
| 1998 | Aaha | Suresh Krishna | Jagapathi Babu\nSanghavi |  |
| 1998 | Chandralekha (1998 film) | Krishna Vamsi | Nagarjuna Akkineni\nRamya Krishna\nIsha Koppikar | Co-produced with V.Ram Prasad |
| 1996 | Ninne Pelladutha | Krishna Vamsi | Nagarjuna Akkineni\nTabu | Won National Film Award for Best Feature Film in Telugu |
| 1995 | Sisindri | Shiva Nageswara Rao | Akhil Akkineni\nNagarjuna Akkineni |  |
| 1993 | Theerpu |  |  |  |
| 1993 | Rakshana | Uppala Pati Narayana Rao\nR. R. Shinde | Nagarjuna Akkineni\nShobhana |  |
| 1990 | Iddaru Iddare | A. Kodandarami Reddy | Akkineni Nageswara Rao\nNagarjuna Akkineni\nRamya Krishnan |  |
| 1989 | Shiva | Ram Gopal Verma | Akkineni Nagarjuna\nAmala | Produced in association with S.S.Creations\nWon Nandi Award for Best Director (Ram Gopal Varma)\nReleased in Hindi in 1990 |
| 1987 | Agni Putrudu | K. Raghavendra Rao | Nagarjuna Akkineni\nAkkineni Nageswara Rao\nSarada\nSivaji Ganesan | First film starring two generations\nof the Akkineni family |
| 1986 | Vikram | V. Madhusudhana Rao | Akkineni Nagarjuna\nShobhana | Debut Film of Superstar Akkineni Nagarjuna |
| 1983 | Sri Ranga Neethulu | A. Kodandarami Reddy | Akkineni Nageswara Rao\nSridevi |  |
| 1982 | Yuvaraju | Dasari Narayana Rao | Akkineni Nageswara Rao\nSujatha\nJayasudha |  |
| 1981 | Prema Kaanuka | K. Raghavendra Rao | Akkineni Nageswara Rao\nSridevi\nMohan Babu |  |
| 1980 | Premabhishekam | Dasari Narayana Rao | Akkineni Nageswara Rao\nSridevi\nJayasudha | The film has completed 100 days in 30 centres |
| 1980 | Pilla Zameendar | Singeetam Srinivasa Rao | Akkineni Nageswara Rao\nJayasudha\nMohan Babu |  |
| 1980 | Butchi Babu | Dasari Narayana Rao | Akkineni Nageswara Rao\nJaya Prada |  |
| 1979 | Kalyani | Dasari Narayana Rao | Murali Mohan\nKaikala Satyanarayana\nJayasudha |  |
| 1978 | Manchi Manasulu | Adurthi Subba Rao | Akkineni Nageshwara Rao\nSavitri\nShowkar Janaki |  |
| 1970 | Maro Prapancham | Adurthi Subba Rao | Akkineni Nageswara Rao\nSavitri |  |
| 1968 | Sudigundalu | Adurthi Subba Rao | Akkineni Nageswara Rao, Sandhya Rani | Won National Film Award for Best Feature Film in Telugu\nNandi Award for Best Feature Film\nFilmfare Best Film Award (Telugu) |
| 1955 | Donga Ramudu | Kadiri Venkata Reddy | Akkineni Nageswara Rao\nJamuna\nSavitri |  |
Question:
how many films were directed by suresh krishna?
Answer:
2