Hi Meena,

For 2020 total there are 9 states that are providing seat for secondary dnb for obstetrics and gynaecology. In this I am mentioning the total number of seats.

CHHATTISGARH: 2

DELHI: 3

HARYANA: 1

KARNATAKA: 5

KERALA: 1

MAHARASHTRA: 2

TAMIL NADU: 1

TELANGANA: 1

WEST BENGAL: 3

For more information you can go through this link.

https://natboard.edu.in/pdoof/pbnotice2019/Vacant%20Indicative%20DNB%20Post%20Diploma%20Seat%20Matrix%2013.06.2019%20(Final%20Round).pdf?h88233erhx90wsd0q2wk2s2ks2weuigfu3g77844jh89de

You can also refer our article.

https://medicine.careers360.com/articles/dnb-pdcet