Visitors per year
| | 2013 |  35 | | 2014 | 212 | | 2015 | 136 | | 2016 | 59 | | 2017 | 67 | | 2018 | 85 | | 2019 | 62 | | 2020 | 244 | | 2021 | 207 | | 2022 | 69 | | 2023 | 68 |
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Visitors per month (2023)
| | January |  3 | | February | 5 | | March | 4 | | April | 2 | | May | 5 | | June | 4 | | July | 4 | | August | | | September | 16 | | October | 8 | | November | 15 | | December | 2 |
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Visitors per day (December 2023)
| | 1 |  1 | | 2 | | | 3 | | | 4 | | | 5 | | | 6 | | | 7 | | | 8 | | | 9 | 1 |
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visitors since 2010-07-24