Visitors per year
| | 2013 |  35 | | 2014 | 203 | | 2015 | 141 | | 2016 | 73 | | 2017 | 77 | | 2018 | 93 | | 2019 | 62 | | 2020 | 269 | | 2021 | 250 | | 2022 | 92 | | 2023 | 70 |
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Visitors per month (2023)
| | January |  2 | | February | 4 | | March | 5 | | April | 5 | | May | 5 | | June | 4 | | July | 3 | | August | 5 | | September | 13 | | October | 7 | | November | 16 | | December | 1 |
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Visitors per day (December 2023)
| | 1 |  | | 2 | | | 3 | | | 4 | | | 5 | | | 6 | 1 | | 7 | | | 8 | |
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