- Performance of Grading Index (PGI) Scores for School Education by Category and Grade in Chennai District of Tamil Nadu (2021-2022)
- Performance of Grading Index (PGI) Scores for School Education by Category and Grade in Chennai District of Tamil Nadu (2020-2021)
- Performance of Grading Index (PGI) Scores for School Education in Chennai District of Tamil Nadu (2019-2020)
- Performance of Grading Index (PGI) Scores for School Education by Category and Grade in Chennai District of Tamil Nadu (2019-2020)
- Performance of Grading Index (PGI) Scores for School Education by Category and Grade in Chennai District of Tamil Nadu (2018-2019)