Visitors per year
| | 2013 |  66 | | 2014 | 362 | | 2015 | 219 | | 2016 | 68 | | 2017 | 67 | | 2018 | 83 | | 2019 | 46 | | 2020 | 228 | | 2021 | 165 | | 2022 | 91 | | 2023 | 59 |
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Visitors per month (2023)
| | January |  6 | | February | 5 | | March | 4 | | April | 3 | | May | 7 | | June | 10 | | July | 3 | | August | 5 | | September | 13 | | October | 3 |
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Visitors per day (October 2023)
| | 1 |  | | 2 | 1 | | 3 | 2 | | 4 | | | 5 | |
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