请按照给定的JSON格式回答下述问题：2022年北京市GDP总量是多少？万亿

```json
{
  "city": "Beijing",
  "year": 2022,
  "gdp_in_trillion": 4.16
}
```
user
```json
{
  "city": "Beijing",
  "year": 2022,
  "gdp_in_trillion": 4.16
}
```
assistant