Vienna’s C1/D visa issuance rate

Combined transit and crewmember visa
Before COVID, Vienna issued 54.7 C1/D visas in an average April. This April, they issued 108. It seems like Vienna is hard at work catching up on their backlog from COVID.
Source: The U.S. Department of State’s Monthly Immigrant Visa Issuance Statistics.
New data shows up here within a day and is stored in JSON lines files on GitHub.