Visitors per year
| | 2013 |  76 | | 2014 | 652 | | 2015 | 161 | | 2016 | 65 | | 2017 | 44 | | 2018 | 41 | | 2019 | 69 | | 2020 | 129 | | 2021 | 32 |
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Visitors per month (2021)
| | January |  6 | | February | 9 | | March | 10 | | April | 7 |
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Visitors per day (April 2021)
| | 1 |  | | 2 | | | 3 | | | 4 | | | 5 | 1 | | 6 | | | 7 | | | 8 | | | 9 | | | 10 | | | 11 | 1 | | 12 | 1 | | 13 | 1 | | 14 | 1 | | 15 | 1 | | 16 | | | 17 | | | 18 | | | 19 | 1 | | 20 | |
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