On https://genspectrum.org/covid/sequencing-efforts?date=Last+year&, if we search for "be" in sample location, why do we see South America / Brazil / South America / Brazil / ... – why does "South America / Brazil" appear twice? Is the data messy or is something wrong?

On https://genspectrum.org/covid/sequencing-efforts?date=Last+year&, if we search for "be" in sample location, why do we see South America / Brazil / South America / Brazil / ... – why does "South America / Brazil" appear twice? Is the data messy or is something wrong?