# QueryWorldBankSeriesData

### Function specification

```
QueryWorldBankSeriesData(entity_ids, date_from=None, date_to=None)
```

###

### Parameters

| Parameter   | Type                                  | Description                                                                   |
| ----------- | ------------------------------------- | ----------------------------------------------------------------------------- |
| entity\_ids | <p>string or</p><p>list of string</p> | 조회하고자 하는 경제 지표의 entity id 를 명시합니다.                                            |
| date\_from  | date                                  | <p>데이터 조회 기간의 시작 날짜를 지정합니다.</p><p>데이터 조회 기간이 주어지지 않을 경우 전체 기간을 대상으로 합니다.</p>  |
| date\_to    | date                                  | <p>데이터 조회 기간의 마지막 날짜를 지정합니다.</p><p>데이터 조회 기간이 주어지지 않을 경우 전체 기간을 대상으로 합니다.</p> |

###

### Examples

```
> QueryWorldBankSeriesData("WB:EN.ATM.CO2E.PC-KOR")

...

                                  QueryWorldBankSeriesData(WB:EN.ATM.CO2E.PC-KOR)
entity_id             date
WB:EN.ATM.CO2E.PC-KOR 1960-12-31                    0.5018
                      1961-12-31                    0.5613
                      1962-12-31                    0.6517
                      1963-12-31                    0.7741
                      1964-12-31                    0.7940
...                                                    ...
                      2012-12-31                   11.6328
                      2013-12-31                   11.7492
                      2014-12-31                   11.5703
                      2015-12-31                   11.7094
                      2016-12-31                   12.1111
```

```
> QueryWorldBankSeriesData(["WB:EN.ATM.CO2E.PC-KOR", "AG.LND.TOTL.K2-JPN"], date_from=2000-01-01, date_to=2020-12-31)

...

                                  QueryWorldBankSeriesData([WB:EN.ATM.CO2E.PC-KOR, AG.LND.TOTL.K2-JPN], date_from=2000-01-01, date_to=2020-12-31)
entity_id             date
WB:AG.LND.TOTL.K2-JPN 2000-12-31               364500.0000
                      2001-12-31               364500.0000
                      2002-12-31               364500.0000
                      2003-12-31               364500.0000
                      2004-12-31               364500.0000
...                                                    ...
WB:EN.ATM.CO2E.PC-KOR 2012-12-31                   11.6328
                      2013-12-31                   11.7492
                      2014-12-31                   11.5703
                      2015-12-31                   11.7094
                      2016-12-31                   12.1111
```


---

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