Graph
Year | Totals | Observation hours |
---|---|---|
2000 | 79 | 93:00 |
2001 | 309 | 287:00 |
2002 | 255 | 316:00 |
2003 | 285 | 382:42 |
2004 | 214 | 342:37 |
2005 | 382 | 554:39 |
2006 | 463 | 657:43 |
2007 | 800 | 725:19 |
2008 | 1243 | 1488:17 |
2009 | 568 | 799:54 |
2010 | 550 | 900:27 |
2011 | 647 | 834:45 |
2012 | 774 | 840:54 |
2013 | 947 | 890:41 |
2014 | 1424 | 864:15 |
2015 | 721 | 727:16 |
2016 | 623 | 659:29 |
2017 | 960 | 777:46 |
2018 | 973 | 766:48 |
2019 | 718 | 683:31 |
2020 | 1069 | 839:09 |
2021 | 1312 | 921:00 |
2022 | 1432 | 853:07 |