Task: Data-Imputation (source dataset: tablib)

Please fill in the missing value in the input table. The missing value is denoted by '[MISSING]'. Please only return the value filled in. Do not return the whole table.

No explanation, return the value filled in JSON format: {"value": "filled_value"}. 

Input Table:
| site_code   |   pft_f1 |   pft_c1 |   pft_f2 | pft_c2    |   pft_f3 |   pft_c3 |   pft_f4 |   pft_c4 |   pft_f5 |   pft_c5 |
|:------------|---------:|---------:|---------:|:----------|---------:|---------:|---------:|---------:|---------:|---------:|
| US-Blo      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-CHATS    |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-FPe      |      100 |       12 |        0 | [MISSING] |        0 |        0 |        0 |        0 |        0 |        0 |
| US-NR1      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Let      |      100 |       12 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Man      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| BR-Sa1      |      100 |        4 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| BR-Sa3      |      100 |        4 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| ES-ES1      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| FL-Hyy      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| FL-Kaa      |      100 |       14 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| IT-Col      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| IT-Cpz      |      100 |        5 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| DE-Tha      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Brw      |      100 |       12 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| BE-Vie      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-ARM      |      100 |       15 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Var      |      100 |       13 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-UMB      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Ha1      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Ho1      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-MMS      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Bo1      |      100 |       15 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Ca1      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Oas      |      100 |        8 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Obs      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Ojp      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| CA-Qfo      |      100 |        2 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Me4      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Me2      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-MOz      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-WCr      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Dk3      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Dk2      |      100 |        7 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-IB1      |      100 |       15 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| US-Ne3      |      100 |       15 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| TS-Ts1      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| TS-Ts2      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| TS-Ts3      |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| LTER-Sev    |      100 |        1 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| RF-Bra      |     -999 |     -999 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |
| LBA-Cax     |      100 |        4 |        0 | 0         |        0 |        0 |        0 |        0 |        0 |        0 |



row_idx: 2
col_idx: 4
col_name: pft_c2
label: 0
output: value: 0
tablib_key: tables/job=github_000005/batch=003598/_mxFf34BzuSp3e7Dn8szy_2tk1uRm-JTxabfkP_qU1I=