| 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
| not specified • 56.76% • 21 nodes | |||||||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 18 | 0 | 1 | 0 | 0 | 0 | 0 |
| indoor area • 43.24% • 16 nodes | |||||||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total • 100% • 37 nodes | |||||||||||||||
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 16 | 18 | 0 | 1 | 0 | 0 | 0 | 0 |
