Visitors per year
| | 2013 |  30 | | 2014 | 157 | | 2015 | 79 | | 2016 | 65 | | 2017 | 69 | | 2018 | 53 | | 2019 | 50 | | 2020 | 107 | | 2021 | 121 | | 2022 | 48 | | 2023 | 37 | | 2024 | 32 | | 2025 | 72 | | 2026 | 27 |
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Visitors per month (2026)
| | January |  9 | | February | 4 | | March | 6 | | April | 5 | | May | 3 |
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Visitors per day (May 2026)
| | 1 |  | | 2 | | | 3 | | | 4 | 1 | | 5 | | | 6 | | | 7 | | | 8 | | | 9 | 1 | | 10 | | | 11 | | | 12 | 1 |
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