Visitors per year
| | 2013 |  11 | | 2014 | 166 | | 2015 | 147 | | 2016 | 73 | | 2017 | 62 | | 2018 | 57 | | 2019 | 56 | | 2020 | 144 | | 2021 | 166 | | 2022 | 113 | | 2023 | 49 | | 2024 | 36 | | 2025 | 78 | | 2026 | 70 |
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Visitors per month (2026)
| | January |  8 | | February | 2 | | March | 4 | | April | 3 | | May | 5 | | June | 7 | | July | 16 | | August | 8 | | September | 10 | | October | 7 |
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Visitors per day (October 2026)
| | 1 |  | | 2 | 1 | | 3 | | | 4 | | | 5 | | | 6 | | | 7 | 1 | | 8 | 1 | | 9 | 1 | | 10 | | | 11 | | | 12 | 1 | | 13 | | | 14 | | | 15 | | | 16 | 2 | | 17 | | | 18 | |
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