Visitors per year
| 2013 | 70 | 2014 | 437 | 2015 | 223 | 2016 | 93 | 2017 | 129 | 2018 | 82 | 2019 | 82 | 2020 | 364 | 2021 | 296 | 2022 | 99 | 2023 | 79 |
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Visitors per month (2023)
| January | 5 | February | 7 | March | 8 | April | 5 | May | 6 | June | 5 | July | 2 | August | 6 | September | 12 | October | 10 | November | 13 | December | |
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Visitors per day (December 2023)
| 1 | 1 |
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