AI-generated Key Takeaways
- 
          This document outlines possible age range targeting options using enums. 
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          Specific age ranges like 18-20, 21-24, and others in smaller increments are only supported for the AdGroup of YouTube Programmatic Reservation line items. 
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          The AGE_RANGE_UNKNOWNenum represents an unknown audience age range.
Possible age range targeting options.
| Enums | |
|---|---|
| AGE_RANGE_UNSPECIFIED | Default value when age range is not specified in this version. This enum is a placeholder for default value and does not represent a real age range option. | 
| AGE_RANGE_18_24 | The age range of the audience is 18 to 24. | 
| AGE_RANGE_25_34 | The age range of the audience is 25 to 34. | 
| AGE_RANGE_35_44 | The age range of the audience is 35 to 44. | 
| AGE_RANGE_45_54 | The age range of the audience is 45 to 54. | 
| AGE_RANGE_55_64 | The age range of the audience is 55 to 64. | 
| AGE_RANGE_65_PLUS | The age range of the audience is 65 and up. | 
| AGE_RANGE_UNKNOWN | The age range of the audience is unknown. | 
| AGE_RANGE_18_20 | The age range of the audience is 18 to 20, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_21_24 | The age range of the audience is 21 to 24, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_25_29 | The age range of the audience is 25 to 29, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_30_34 | The age range of the audience is 30 to 34, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_35_39 | The age range of the audience is 35 to 39, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_40_44 | The age range of the audience is 40 to 44, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_45_49 | The age range of the audience is 45 to 49, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_50_54 | The age range of the audience is 50 to 54, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_55_59 | The age range of the audience is 55 to 59, only supported for the AdGroup of YouTube Programmatic Reservation line item. | 
| AGE_RANGE_60_64 | The age range of the audience is 60 to 64, only supported for the AdGroup of YouTube Programmatic Reservation line item. |