Visitors per year
| | 2013 |  34 | | 2014 | 180 | | 2015 | 113 | | 2016 | 48 | | 2017 | 73 | | 2018 | 66 | | 2019 | 56 | | 2020 | 259 | | 2021 | 207 | | 2022 | 80 | | 2023 | 74 |
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Visitors per month (2023)
| | January |  5 | | February | 9 | | March | 4 | | April | 2 | | May | 3 | | June | 5 | | July | 4 | | August | 6 | | September | 18 | | October | 10 | | November | 8 | | December | |
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Visitors per day (December 2023)
| | 1 |  1 | | 2 | |
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