Task: Data-Imputation (source dataset: WebTable)

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:
| Symbol    | Company                                 | Sector                     |
|:----------|:----------------------------------------|:---------------------------|
| AEM       | Agnico Eagle Mines Limited              | Materials                  |
| AGU       | Agrium Inc.                             | Materials                  |
| ATD.B     | Alimentation Couche-Tard Inc.           | Consumer Staples           |
| ARX       | ARC Resources Ltd.                      | Energy                     |
| BMO       | Bank of Montreal                        | Financials                 |
| BNS       | Bank of Nova Scotia                     | Financials                 |
| ABX       | Barrick Gold Corporation                | Materials                  |
| BCE       | BCE Inc.                                | Telecommunication Services |
| BB        | BlackBerry Limited                      | Information Technology     |
| BBD.B     | Bombardier Inc.                         | Industrials                |
| [MISSING] | Brookfield Asset Management Inc.        | Financials                 |
| CCO       | Cameco Corporation                      | Energy                     |
| CM        | Canadian Imperial Bank of Commerce      | Financials                 |
| CNR       | Canadian National Railway Company       | Industrials                |
| CNQ       | Canadian Natural Resources Limited      | Energy                     |
| CP        | Canadian Pacific Railway Limited        | Industrials                |
| CTC.A     | Canadian Tire Corporation, Limited      | Consumer Discretionary     |
| CVE       | Cenovus Energy Inc.                     | Energy                     |
| GIB.A     | CGI Group Inc.                          | Information Technology     |
| CSU       | Constellation Software Inc.             | Information Technology     |
| CPG       | Crescent Point Energy Corp.             | Energy                     |
| DOL       | Dollarama Inc.                          | Consumer Discretionary     |
| ELD       | Eldorado Gold Corporation               | Materials                  |
| EMA       | Emera Incorporated                      | Utilities                  |
| ENB       | Enbridge Inc.                           | Energy                     |
| ECA       | Encana Corporation                      | Energy                     |
| FM        | First Quantum Minerals Ltd.             | Materials                  |
| FTS       | Fortis Inc.                             | Utilities                  |
| FNV       | Franco-Nevada Corporation               | Materials                  |
| WN        | George Weston Limited                   | Consumer Staples           |
| GIL       | Gildan Activewear Inc.                  | Consumer Discretionary     |
| G         | Goldcorp Inc.                           | Materials                  |
| HSE       | Husky Energy Inc.                       | Energy                     |
| IMO       | Imperial Oil Limited                    | Energy                     |
| IPL       | Inter Pipeline Ltd.                     | Energy                     |
| K         | Kinross Gold Corporation                | Materials                  |
| L         | Loblaw Companies Limited                | Consumer Staples           |
| MG        | Magna International Inc.                | Consumer Discretionary     |
| MFC       | Manulife Financial Corporation          | Financials                 |
| MRU       | Metro Inc.                              | Consumer Staples           |
| nan       | National Bank of Canada                 | Financials                 |
| PPL       | Pembina Pipeline Corporation            | Energy                     |
| POT       | Potash Corporation of Saskatchewan Inc. | Materials                  |
| POW       | Power Corporation of Canada             | Financials                 |
| QSR       | Restaurant Brands International Inc.    | Consumer Discretionary     |
| RCI.B     | Rogers Communications Inc.              | Telecommunication Services |
| RY        | Royal Bank of Canada                    | Financials                 |
| SAP       | Saputo Inc.                             | Consumer Staples           |
| SJR.B     | Shaw Communications Inc.                | Telecommunication Services |
| SLW       | Silver Wheaton Corp.                    | Materials                  |



row_idx: 10
col_idx: 0
col_name: Symbol
label: BAM.A