Visitors per year
| | 2013 |  46 | | 2014 | 214 | | 2015 | 112 | | 2016 | 38 | | 2017 | 55 | | 2018 | 89 | | 2019 | 62 | | 2020 | 254 | | 2021 | 175 | | 2022 | 74 | | 2023 | 73 |
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Visitors per month (2023)
| | January |  5 | | February | 6 | | March | 4 | | April | 4 | | May | 8 | | June | 4 | | July | 4 | | August | 7 | | September | 9 | | October | 7 | | November | 14 | | December | 1 |
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Visitors per day (December 2023)
| | 1 |  | | 2 | | | 3 | | | 4 | | | 5 | | | 6 | | | 7 | 1 | | 8 | |
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