Visitors per year
| 2013 | 38 | 2014 | 304 | 2015 | 221 | 2016 | 229 | 2017 | 148 | 2018 | 116 | 2019 | 119 | 2020 | 279 | 2021 | 217 | 2022 | 101 | 2023 | 84 |
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Visitors per month (2023)
| January | 8 | February | 8 | March | 6 | April | 5 | May | 6 | June | 9 | July | 2 | August | 6 | September | 13 | October | 7 | November | 14 | December | |
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Visitors per day (December 2023)
| 1 | 1 | 2 | 2 | 3 | | 4 | 1 |
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