Graph
Year | Totals | Observation hours |
---|---|---|
2006 | 158 | 61:32 |
2007 | 920 | 211:28 |
2008 | 2326 | 460:04 |
2009 | 1342 | 365:00 |
2010 | 1862 | 637:04 |
2011 | 2855 | 348:08 |
2012 | 2205 | 333:29 |
2013 | 3695 | 281:38 |
2014 | 2051 | 156:47 |
2015 | 671 | 117:20 |
2016 | 1071 | 142:02 |
2017 | 1358 | 179:22 |
2018 | 2107 | 222:16 |
2019 | 1500 | 251:51 |
2020 | 1869 | 326:27 |
2021 | 630 | 172:06 |
2022 | 249 | 72:35 |