Visitors per year
| 2013 | 140 | 2014 | 730 | 2015 | 271 | 2016 | 85 | 2017 | 68 | 2018 | 102 | 2019 | 83 | 2020 | 289 | 2021 | 320 | 2022 | 111 | 2023 | 71 |
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Visitors per month (2023)
| January | 10 | February | 9 | March | 12 | April | 8 | May | 5 | June | 3 | July | 3 | August | 5 | September | 12 | October | 4 |
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Visitors per day (October 2023)
| 1 | | 2 | 2 | 3 | 2 | 4 | | 5 | |
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