| Characteristic | Up to date | Started major upgrade | Will start upgrade within 12 months | Will start upgrade within 12-24 months | No plans |
|---|---|---|---|---|---|
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
| - | - | - | - | - | - |
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Sources
Release date
November 2018
Region
United States
Survey time period
2018
Supplementary notes
The source did not provide the survey details.
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