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:
| Code | District | Headquarters | Population (2001 Census) | Population (2011 Census) | Area (km²) | Density in 2011 (/km²) |
| --- | --- | --- | --- | --- | --- | --- |
| AN | Anugul | Anugul | 1140003.0 | 1273821.0 | 6375.0 | 199.8 |
| BD | Boudh (Baudh) | Boudh | 373372.0 | 441162.0 | 3098.0 | 142.4 |
| BH | Bhadrak | Bhadrak | 1335749.0 | 1506337.0 | 2505.0 | 601.3 |
| BL | Balangir | Balangir | 1337194.0 | 1648997.0 | 6575.0 | 250.8 |
| BR | Bargarh (Baragarh) | Bargarh | 1346336.0 | 1481255.0 | 5837.0 | 253.8 |
| BW | Balasore (Baleswar) | Baleswar | 2024508.0 | 2320529.0 | 3806.0 | 609.7 |
| CU | Cuttack | Cuttack | 2341094.0 | 2624470.0 | 3932.0 | 667.5 |
| DE | Debagarh (Deogarh) | Debagarh | 274108.0 | 312520.0 | 2940.0 | 106.3 |
| DH | Dhenkanal | Dhenkanal | 1066878.0 | 1192811.0 | 4452.0 | 267.9 |
| GN | Ganjam | Chhatrapur | 3130635.0 | 3529031.0 | 8206.0 | 430.1 |
| GP | Gajapati | Paralakhemundi | 518837.0 | 577817.0 | 4325.0 | 133.6 |
| JH | Jharsuguda | Jharsuguda | 509716.0 | 579505.0 | 2114.0 | 274.1 |
| JP | Jajapur (Jajpur) | Jajpur | 1624341.0 | 1827192.0 | 2899.0 | 595.8 |
| JS | Jagatsinghapur | Jagatsinghapur | 1057629.0 | 1136971.0 | 1668.0 | 681.6 |
| KH | Khordha | Bhubaneswar | 1877395.0 | 2251673.0 | 2813.0 | 800.5 |
| KJ | Kendujhar (Keonjhar) | Kendujhar | 1561990.0 | 1801733.0 | 8303.0 | 217.0 |
| KL | Kalahandi | Bhawanipatna | 1335494.0 | 1576869.0 | 7920.0 | 199.1 |
| KN | Kandhamal | Phulbani | 648201.0 | 733110.0 | 8021.0 | 91.4 |
| KO | Koraput | Koraput | 1180637.0 | 1379647.0 | 8807.0 | 156.7 |
| KP | Kendrapara | Kendrapara | 1302005.0 | 1440361.0 | 2644.0 | 544.8 |
| ML | Malkangiri | Malkangiri | 504198.0 | 613192.0 | 5791.0 | 105.9 |
| MY | Mayurbhanj | Baripada | 2223456.0 | 2519738.0 | 10418.0 | 241.9 |
| NB | Nabarangpur | Nabarangapur | 1025766.0 | 1220946.0 | 5291.0 | 230.8 |
| NU | Nuapada | Nuapada | 530690.0 | 610382.0 | 3852.0 | 158.5 |
| NY | Nayagarh | Nayagarh | 864516.0 | 962789.0 | 3890.0 | 247.5 |
| PU | Puri | Puri | 1502682.0 | 1698730.0 | 3479.0 | 488.3 |
| RA | Rayagada | Rayagada | 831109.0 | 967911.0 | 7073.0 | 136.8 |
| SA | Sambalpur | Sambalpur | 935613.0 | 1041099.0 | 6624.0 | 157.2 |
| SO | Subarnapur (Sonepur) | Subarnapur | 541835.0 | 610183.0 | 2337.0 | 261.1 |
| SU | Sundargarh (Sundargarh) | Sundargarh | 1830673.0 | 2093437.0 | 9712.0 | 215.6 |
Question:
What's the code of the district in which 312520 people lived in 2011?
Answer:
DE